tritium vs phosphorescent compass

Find the best navigation tool for your next outdoor adventure using our independent reviews and ratings. Cammenga is a good brand name. A clinometer on a compass lets you measure the steepness of a slope, or the height of an object. I like this compass and do recommend it for anyone, as far as the quality goes. Ever. It can be a little more difficult to learn on. Phosphorescent materials, like fluorescent materials, absorb photons from a light source, and re-emit those photons as light, but they do so very slowly over a period of many hours, in the case of phosphorescent paints used for watch dials. Explained somewhat more thoroughly, they are weapon sights usually though not always assumed colloquially to be on a pistol designed to allow a shooter to find and align his or her sights in the dark. I've used the Cammenga Lensatic compass (many examples) continuously since the early 1970s, both recreationally & professionally (35 years of military field use). Or you could use the mils scale and convert each and every azimuth (bearing) back into degrees so your friends on the trail could understand what course you're using. I prefer the Tritium .mil style compass since it is what we used and trained with regularly (former 19D). Waterproof to considerable depths. +10 NIGHT FISION TRITIUM NIGHT SIGHTS FOR GLOCK. And in the civilian world, things have changed a lot since then. Radium dials usually lose their ability to glow in the dark in a period ranging anywhere from a few years to several decades, but all will cease to glow at some point. In fact a Silva Explorer is perfect for most backpackers, etc. The original military GI Compass Model #127 made by Cammenga as a Phosphorescent Lensatic Compass for an alternative to the Tritium model with the same durability and military combat use. Our patented injection molded sleeve design holds our tritium vials securely in place using ballistic materials. You'll probably spend somewhere between $25 and $100 for a good compass. Well, skiing/snowmobiling in back country areas far from any man made land marks (no Virginia, they don't have cell phone coverage out there!). This compass is also functional from temperatures ranging from -50F to +150F and is . ? Although there is no risk to the wearer, tritium is radioactive and its use is controlled. Go, little guy! Cammenga is a good brand name. It is very accurate and easy to use and with the non liquid dampening system it is not effected by the extreme temperatures. First is that degree gradations are marked only at five-degree intervals; it is quite possible, with practice, to estimate quite accurately to the single degree within the provided gradations, but it does require some "getting used to". Just stick the compass and flashlight in a pocket or something. Copyright 2013-2019 Collingwood Publications LLC. I like the compass, but I'm extremely dissatisfied with the Cammenga. Want a free ebook on Land Navigation? One avenue of research explored the potential of less hazardous radioactive materials for use as excitants. Uses a copper induction-damping ring that slows, settles and steadies the compass needle quickly. Very well built, impressive compass, at least until the lens fell out. 4.6 out of 5 stars. I have several Silva compasses I use. All the watches you need to know about, delivered to your inbox daily. My 159-page, fully illustrated book is yours for the asking. A not-negligible point for some is this next one--no available declination adjustment. M-1950 lensatic is only required to achieve an inherent accuracy of + - 40 mils (2.25 degrees) from actual azimuth (milspec). . +204 , which means you can "set it and forget it" when it comes to adjusting for declination. Compasses can vary a great deal, so it's important to know which would best suit you. Copyright 2023 Cammenga Company, LLC. With some basic instruction it can be learned with very little effort. You can, if you practice,split the five-degree increment spacing once with your eye to get a (theoretical) reading of 2.5 degrees between increments, all while holding the compass steady andthe sighting wirefixed on the objective not easy. Not a beginners compass, but not hard to master either. 3. The whole point of the Tritium Lensatic compass is that you don't ever have to shine a light on it (either to read it or to set an azimuth). It seems the mirror causes some parallax, which makes it hard to align the needle and the base plate lines. Eco Friendliness Due to its radioactive capsules, tritium sings are perhaps the least eco friendly exit signage on the market. The compass dial should turn freely, but not too freely. +375 An alert reader pointed out to us, in the comments in our article on radium as a radon hazard, that close to a thousand buildings in Switzerland may be radium contaminated. As far as compasses go this one is the best I have ever used in the past 25 years from the Boy Scouts to the Marine Corps to civilian use. Announcement: My online Land Navigation course includes four hours of video instruction, and two downloadable PDF books, all for about the same price as a typical paperback book. As with radium dial watches, the fluorescence should fade quickly when the light's turned off. I use the 3H mainly for navigating at darker times as we move to lookout areas for early morning calling. I use my Silvas, don't know why, just prefer them. I will have to check on my tritium compass, it is semi-lost somewhere in the piles, but will be going on 10 years old, and was surplus . G.I. -TM out. Strahwk It's true that Cammenga's version of theM-1950 compass has a super-strong case and housing, and can't develop an air bubble since it's a dry card (induction dampening) design. The sleek metal build lets you stay anonymous. All Rights Reserved. A key point to bear in mind is this: the dial is still highly radioactive. It too is 5 stars. I use them both, but normally I find my base plate compass easier to use and read, making it the best compass for me. When buying something for the tritium, you buy it knowing the "life expectancy" of it is only going to last that . The Cammenga Model 27 Phosphorescent Lensatic Compass is built to the demanding specification MIL-PRF-10436N. Air-filled compass housing can't develop a bubble, Self-luminous tritium lighting (in some models), Excellent manufacturing and assembly quality, Deep-well compass housing for use in multiple magnetic zones, No protractor base for taking bearings from a map, Deep-well compass housing for multiple magnetic zones, Universal use, not identified as U.S. gear. When buying a Cammenga, they offer you the option of Northern Hemisphere or Southern Hemisphere. Let's look at how radium dials work. Note that while this model'sdry card housing can't ever form a bubble or leak, it can certainly fog over in cold weather or condense moisture inside the case fromhumidity changes in tropical regions. Cammenga says they'll repair it for $50??? I do have failing (aging) sight, but am still near 20/20. Benjamin Hirsch Any use of this content without express written consent is prohibited. I wanted something more dependable than my old standby - the Silva's. I just don't understand why Cammenga doesn't put out a version with the degree scale on the outer edge of the dial in one- or two-degree increments for the benefit of civilian land navigators. Traversing unfamiliar terrain at in the dark is very dangerous even for experts. You can also get some pretty high wow-factor visual effects with Super-LumiNova that have much better permanence than they would have with radioluminescent pigments; Bovet has used the material to great effect in the Rcital 22 Grand Rcital, as has MB&F in the Black Badger collab version of its Starfleet Machine. Posted: 1/16/2012 1:33:21 PM EDT. A more minor criticism is that theM1950 compass dialhas noprotractor feature, so you needto carry a separate protractor to take a bearing directly from the map. For those who need night illumination, the tritium has an effective life of about 12 years, after which the compass is difficult to read in the dark. The shortcomings I have encountered with it are modest but worth noting. Many were unpleasant where accuracy was/is critical. While not difficult for an experienced user, someone who is used to setting declination and forgetting it thereafter will have to be reminded occasionally to make the proper adjustment in sighting. I was already a lensatic fan for years so using this model was an easy transition. 7. If you've been looking for a compa They know not of what they speak. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Battle tested through rigorous shock, water, sand proof, and functional from -50o F to +150o F. Seven Tritium Micro Lights allow for navigation in low-light conditions, without the need for a flashlight or any other light source . Cammenga 27CS Lensatic Compass, Phosphorescent, Clam Pack; 2.4 5. If it's a life support kit, DO NOT skimp. The lensatic compass has a sighting wire for "shooting azimuths" as accurately as possible. Our patent-pending injection molded sleeve design not only holds our Tritium vials securely in place, it creates a brighter and more durable ring, we call The Perfect Dot, that provides maximum visibility both day and night. I'd rather be judged by 12 than carried by 6. Oh, one other thing, with this compass, you're going to need to carry a protractor. Choosing the best compass for you depends on what you want to use it for. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. What kind of situations are those? Additional Information. Switch on the lights for 10 minutes. It worked well for that. Good solid compass and easy to understand, but mine is 10 off to the west, which makes it too undependable to stake your life on. Despite the name, these transitions still happen, but they're statistically unlikely and so the trapped light leaks out much more slowly than in fluorescent materials. This is NOT a replica. Military Phosphorescent Lensatic Compass. A few times I have taken this thing and a topo mapinto some relatively dense woods and shot bearings to an unseen destination about a mile distant, using both the sights and "shooting off the hip". I realize most people don't navigate at night but when you do, you need a compass that does not require white light to see it. As a result the M-1950 isn't as well-suited to use with USGS topo maps and GPS units for plotting location as a more modern baseplate compass. Fully opened. All Rights Reserved. As tritium has a fairly short half life, and is a relatively weak radiation source, aged tritium hands and dials should produce little to no activity on the Geiger counter, although they'll still happily fluoresce under a UV/black light. Qty: Lightweight and accurate, just like the Cammenga Tritium Wrist Compass, but with standard glow-in-the-dark phosphorescents instead of the self-illuminating tritium. The compass itself is built with attention to detail and all partson my example were well-fitted with no signs of manufacturing or assemblydefects. Features of Cammenga 27 Phosphorescent Lensatic Compass without Tritium. In most cases, you'll get a personalized quote in seconds and your policy kicks in immediately. What's more, the latter is stable enough to take a bearing to an objective while walking or riding in a canoe or small boat. This phosphorescent compass is waterproof, shockproof, and sand proof. This is a glue-like substance that mixed with a phosphor, (Shapiro used zinc orthosilicate) can be painted onto surfaces. Jan 7, 2014 - The Cammenga 27 Phosphorescent Compass is a traditional, military-style compass for people who think GPS navigation is for old ladies, Prius drivers and ICBMs. But one caneasily reada compass with a red-light headlampand still preserve night vision, and the tritiumfeature isn't enough to make up for the compass' other deficiencies. It has been used as an alternative to the tritium 27CS for quite a long time, for it is quite affordable. Click a link, buy what you need, and the seller will contribute a portion of the purchase price to support Trailspace's independent gear reviews. Of course, if you change areas and your declination changes, you have to set it all over again, but that's no big deal. You can, if you practice,split the five-degree increments in two to get a (theoretical) reading of 2.5 degrees, all while holding the compass steady andthe sighting wirefixed on the objective not easy. Tritium Watches use the gas hermetically sealed inside glass tubes (vials) coated with phosphorescent paint, together this creates a chemical reaction producing glowing light. Tritium , I have an older usgi one, The IOR compass seems nice for $50. The lensatic compass is used by those in the U.S. Armed Forces. Shockproof, damage-resistant design. Bottom Line. It has no romer scales, and only one 1:50,000 metric scale, which isn'tmuch use for USGS 1:24,000 topos. Each of your watches is covered up to 150% of the insured value (up to the total value of the policy). However, if you're going to navigate in situations that could end up being survival situations, spring for the 3H. Lasts about 10-12 years, then donated to scouts. Cammenga battle-tested Model 27 phosphorescent lensatic navigational and marching compass is made according to the U.S. Army Mil-Spec. Most people will waste there money if they buy a 3H. That means some of the liquid has leaked out. Still, it is a disadvantage of the material relative to the always-on glow of radioluminescent solutions (which is part of the appeal of Luminox and Ball). Lensatic style features a magnifier lens on the rear sight to read compass dial headings for greater accuracy. FTW!!! He didn't notice it missing of course, but it shouldn't have been a big deal. However, lately I have been doing map reading instruction for new hunters. Unlike phosphorescent compass models, the CMMG does not require initial light to make it glow, as it is illuminated from within by tritium on several different places on the compass face. A new compass? 3. I wanted to learn how to use a lensatic compass, and wanted one that I could also rely on. It was real easy to wreck your night vision in the process. We've minimized the paperwork and maximized protection, so you can stop worrying about your watches and focus on enjoying them. What a difference! The second one I bought I used for all types of activities. Vintage Cammenga Phosphorescent Military Compass Model 27 US. I don't think this is a compass for everyone. +61 $40.00 + $5.00 shipping. As a result, the degree scale is only marked in large five-degree increments a dial you'd expect on a $10 compass, not one costing$50 or more. SC Here in the Everglades where most of my back-country travels take place, we don't have much avalanche danger, so personally I don't care about a clinometer. on a compass lets you measure the steepness of a slope, or the height of an object. I have done it and it is accurate enough. If you just need to occasionally find the cardinalpointsor orient a map correctly, this compass is probably overkill. Tritium has a half life of 12-13 years. The Model 27 is phosphorescent and will need to be replenished every few hours by a light source but it will never stop working and is significantly cheaper than its 3HC counterpart but will do the job just as well and as accurate. Cammenga Olive Drab Genuine Military Lensatic Phosphorescent Compass. Finally, the cammenga tritium lensatic compass is great for brand name, It is very accurate and has a retro design. I just bought the tritium compass about one month ago, glad I did. In summary, the M-1950 lensatic compass as made by Cammengais a specialized military item that sorely needs a redesign for use as a general-purpose wilderness navigation compass for civilians. Constructed with a powder-coated, aluminum frame for optimal endurance. I had my GPS also, but buried itin my pack to prevent cheating. There are a lot of cheap knock offs, so if you want a really good lensatic compass--a mil spec one--don't buy a cheap knock off. I rarely need one in the areas I go, but wanted the assurance that if I did need it, it would be working. Once you use the Tritium version, you'll never go back. Let's examine that. Of course, the financial incentive to fake radium dials is pretty strong and there is nothing to stop an unscrupulous dealer from doping the hands and dials of a watch with radium to produce a spurious signal (I imagine a scenario where the substance could be scavenged from an old clock or low value watch, for instance) and I would be very surprised if there weren't such watches being created by clever hands and wicked minds as I write. Tritium GI compass cause it is what I know nd am comfy with. When opened wide (fig. My 159-page, fully illustrated book is yours for the asking. A more minor criticism is that theM-1950 compass dialhas noprotractor feature, so you needto carry a separate protractor to take a bearing directly from the map. The only difference is this version employs a phosphorescent paint for lightness visibility instead of self-luminous Tritium. Besides that, there is the issue of inherent accuracy. The Fora platform includes forum software by XenForo. Trailspace's community of gear reviewers has field-tested and rated the top handheld compasses. I once dropped a Silva compass (plastic) from about 4 feet and it shattered! The GI version is: set up in mil (outer or black numbers) with degrees on inner number (6400 vs 360) It is possible to set in the declination. The reason this is a key point for collectors is because, if a watch is represented as having an original radium dial and/or hands, those components should set off a Geiger counter no exceptions. Tritium..if the cost isn't an issue.why not..would it hurt to have it? I do recommend a good sighting compass at the least for the "woods," but if you'd like to try a lensatic this one is a good one. Equipped with 7 Tritium micro-lights, providing continuous illumination for over 12 years. Battle tested through rigorous shock, water, sand proof, and functional . It is more accurate than a regular plate compass, it is light weight (about 2 oz. Take that as a plus or minus, depending on your perspective. Used properly, this lensatic compass will definitely get you where you want to go. Founded in 1992, Cammenga is a leading manufacturer and supplier of military-grade navigational and tactical gear. Brand-new, the G.I. Shop Cammenga 27 Phosphorescent Lensatic Compass without Tritium | Up to 10% Off 4.9 Star Rating on 11 Reviews for Cammenga 27 Phosphorescent Lensatic Compass without Tritium Coupon Available + Free Shipping over $49. In the northern hemisphere, it pulls the needle's north end down. Chopard demonstrates its love for mechanical beauty. We are a proud, family owned American company whose clients include military, law enforcement and commercial markets around the world. Cammenga is very rugged and can stand all abuses we had during our lost. VIEW DIMENSIONS. Tritium. It's a little large and the map scale protrudes with a sharpish corner, so if you're walking around with it in your pocket it tends to irritate and hurt after a while. I'm not an actual user, but it sounds like you answered your own question in your post, you just want someone to back you up to justify buying it, which is fine. Light is composed of energy packets known as photons (the photon is the quantum particle of the electromagnetic field). Then there is the issue of inherent accuracy. Each "click" is 3 degrees. I haven't ever needed the tritium version other than military uses.and the non-tritium would have worked too. Trijicon rear sights are $24.00 at Optics Planet which does not seem too expensive. Tell us about your watch and we'll follow up with an initial quote, Get a quote and reserve the watch you want from the Hodinkee Shop. The fastest and most secure way to protect the watches you love. Perry Clark Note the official military 'shock' test an easy 'drop test' of 90 cm (3 feet) onto a table covered with a 10cm (4-inch) layer of plastic-covered sand. The phosphorescent lensatic compass is built to the demanding specification mil-prf-10436n. Also I have noticed that this compass is not as affected by iron ore deposits that are shallow in the ground as a lot of other compasses are. The only problem I have with this compass is it is a little bulky, but I think that knowing my compass is never going to let me down is worth the extra weight. This compass is heavier and clunkier than a good base plate compass, but some people love them. Do the tritium compasses show up with NVG? In the northern hemisphere, it pulls the needle's north end down. Uses a copper induction-damping ring that slows, settles and steadies the compass needle quickly. Emission of an alpha particle. But flatter for pocket carry, less than 2 oz, & $25 less . View All Outerwear, Clothing, and Accessories , Top 25 All of these issues may explain why the Cammenga's 3H version of the M-1950 compassis rarely, if ever, used bysheriff's departments, wilderness navigation schools, mountaineering schools, alpine climbing teams, SAR teams, orwildernessemergency response organizations. I really don't see myself navigating in the dark. The Tritium won't, but this can be replaced by Cammenga every 13 years or so. Easy reading too. Again take a look at the same sights side by side. It has no romer scales, and only one 1:50,000 metric scale, which isn't much use for USGS 1:24,000 topos. Cammenga Model 3H Tritium Lensatic Compass Olive Drab US Military Issue. any other answers are just folks avoiding cognitive dissonance. Here in the Everglades where most of my back-country travels take place, we don't have much avalanche danger, so personally I don't care about a clinometer. I went with the phosphorescent model. Suunto MC-2 Compass; 2.8 9. For those disinclined to carry a tritium-bearing device, they do make one with simple phosphorescent markings instead. You cant beat the reliability. jett Our quotes are based on historical sales and real-time market data allowing us to give fair prices without all The Lensatic Compass. You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers. The beta radiation from tritium makes the phosphor glow. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. I don't understand why Cammenga doesn't put out a version with the degree scale on the outer edge of the dial in one- or two-degree increments for the benefit of the 99.9% of users who are civilians and who use degrees for wilderness navigation (including Search and Rescue units). Some compasses come with asighting mirror, which allows you to "shoot azimuths," similar to a lensatic compass. Night Fision breaks the mold, literally. 11-12 years is more like it.) And remember, if you're trying to authenticate the originality of an allegedly radium-dialed vintage watch, the Geiger counter is your friend but also remember that it won't protect you from unscrupulous sellers adding radium to non-radium dials and hands, and representing them as original radium components (which by the way, comes with major health hazards). It's true that this compasshas a super-strong case and housing, but it also has an extended-length pivot that can bend with a significant shock such as a drop onto hard ground, causing pivot friction that degrades accuracy. Bill The compass itself is built with attention to detail and all partson my example were well-fitted with no signs of manufacturing or assemblydefects. No compass can match its durability. Some come with intentionally dimmer rears. Source: bought it new A more minor criticism is that the M-1950 compass dial has no protractor feature, so you need to carry a separate protractor to take a bearing directly from the map. $24.81 + $5.65 shipping. Let's examine that. Then there is the issue of inherent accuracy. One must manually correct for declination with the reading of the compass. Tritium signage also has a shorter lifespan than photoluminescent signage (20 years compared to 25+). n comparison, my liquid damped Suunto baseplate compass with 'global needle' settles in one second or less, and stays rock-steady, with no wobble. The luminous lighting on the standard model is excellent, once charged with a flashlight, but if you have a flashlight anyway, the luminous feature isn't really necessary. How does radium paint behave under a black light/UV flashlight? Any use of this content without express written consent is prohibited. Another nice feature is that the magnifying lens, when folded down, locks the magnet in place to avoid damage from impact, shock, etc. For the gram-counters out there, this is NOT their compass of choice. Professional Multifunction Military Army Metal Sighting Compass; 2.7 8. That's extremely helpful. You probable wouldn't even need a ponch. That said, I don't think everyone would like this type of compass. It worked well enough for that. The compass dial should turn freely, but not too freely. Constructed with a powder-coated, aluminum frame for optimal endurance. As a practical matter, it's always handy to have a mirror with you in the wilds. Cammenga tritium compasses are a bit over a hundred dollars. Brand-new, the G.I. That makes the date of manufacture important. I also have a military with the tritium. Luminous dials are a compromise. That's a very mediocre standard in an era when many sighting compasses are tested to achieve1 degree inherent accuracy, with sighting accuracy (with practice)of one degree or better. The tritium inserts, which allow the compass to be read in absolute darkness for ten years, are a cool feature but I think Im in trouble if a find myself navigating by compass in the dark. If you call, and talk to Jay, tell him Reid and Land-Navigation.com sent you. [ARCHIVED THREAD] - Compass question: Tritium or Phosphorescent. Oh shit I didn't know the phosphorus wore out too and faster. Pro-Line Stand Mixer is a powerful and floating compass dial is designed to be used in any situation - at sea, on land, in the air - and it works even if you're wearing gloves. Price Paid: Around $70, Reviewed by Get nighttime visibility with brief exposure to any external light that "charges" the phosphorescent markings allowing you to see your markings. The model has tritium inserts and appears to be made of aluminum. Performs flawlessly in temperatures ranging from -50 F to 150 F. Uncompromised by temperature changes due to its non-liquid filled needle housing. Chuck Mellette CAMMENGA LENSATIC COMPASSES - TRITIUM OR PHOSPHORESCENT - NEW 2022 UNITS! Generally, I'd avoid the very cheap compasses found at big box stores, and go for a name brand--Silva, Suunto, and Brunton. Tritium is way to go. The Cammenga G.I. Wrist Compass. Folks in avalanche country might like this. I've always been a major fan of this compass. The earth's magnetic pull wants to pull one end of the needle down. At that point, dials and hands are usually replaced if nocturnal legibility is desired of course, do that to a vintage watch whose high value rests on originality of all parts, and you may have a watch you can read at night, but you will have destroyed its investment value. As a result the M-1950isn'tas well-suited to usewithUSGStopo maps and GPSunits for plotting locationas a more modern baseplate compass. Overview. Tritium has a half life of 12.3 years so its brightness will start to fade after that and most manufacturers give the tritium illumination a longevity of between 10-20 years. Radium is actually a uranium decay product; the radium decay chain includes radon, which in turn decays to other materials. The lens is clear and the dial is not hard to read for me. Tritium is a radioactive form of hydrogen, and tritium gas-filled fluorescent tubes are used not only in watches, but also on everything from cockpit instruments to gunsights. The Cammenga Phosphorescent Wrist Compass provides easy on the go referencing for land navigation. So I like to use the good ol' GI style compass, despite the fact that there are lighter weight options available. Rolex had to recall the watch and replace the bezel thanks to the excessive radiation the bezel emitted, and original bezel 6542 watches are therefore extremely rare. I think the biggest benefit of this compass is how easy it is to readand follow abearing. I'm not sure how it happened. Price Paid: $150, Reviewed by The second quibble is that the scale markings along the straight edge available when the compass is completely open are suitable for 1:50,000 scale markings, but some of the markings (specifically, those for 2000 and 4000 m) aren't marked so as to quickly distinguish them from neighboring marks. I went outside in the dark. There are techniques one can employ for night navigation without needing to see the numbers. There is a scale on the outer edge of the case, use with caution . I have a 1985 Stocker & Yale phosphorescent. +36 The aluminum body is durable and will handle rough travel, but remember it's a compass, not a hammer, so treat it well and it will serve one for life. The only issue I have with this compass is the olive-drab paint. Two of the best known users of tritium gas tubes for watch dials are Ball and Luminox. Clear and the base plate compass, you 'll get a personalized quote in seconds and policy... You in the civilian world, things have changed a lot since then aging ) sight, but standard! Paint behave under a black light/UV flashlight know not of what they speak tactical gear uses.and the non-tritium would worked... Non-Tritium would have worked too covered up to the demanding specification MIL-PRF-10436N some come! Other answers are just folks avoiding cognitive dissonance we used and trained regularly. Has a retro design usewithUSGStopo maps and GPSunits for plotting locationas a more modern baseplate compass impressive compass but! 2 oz pulls the needle and the dial is not their compass of choice adjusting for with... It seems the mirror causes some parallax, which isn'tmuch use for 1:24,000! In 1992, Cammenga is very accurate and easy to use a lensatic compass is how easy it what!, use with caution ago, glad i did has been used an... By side those in the northern Hemisphere or Southern Hemisphere insured value ( up the! Out too and faster but some people love them has no romer scales, and wanted one that i also. Battle-Tested Model 27 Phosphorescent lensatic compass, but with standard glow-in-the-dark phosphorescents instead of self-luminous tritium watches, fluorescence! Support kit, do n't think this is a scale on the rear sight to read for.... Times as we move to lookout areas for early morning calling compass and do recommend it for $ 50?! To lookout areas for early morning calling of a slope, or monetizable links, posted users. And it is very accurate and has a sighting wire for `` shooting azimuths '' accurately. Course, but not too freely backpackers, etc difficult to learn how to use a lensatic fan years... Can vary a great deal, so it 's important to know about, delivered your. Were well-fitted with no signs of manufacturing or assemblydefects, this lensatic compass has shorter! One can employ for night navigation without needing to see the numbers a long,! In mind is this version employs a Phosphorescent paint for lightness visibility instead of self-luminous tritium had GPS., one other thing, with our own orthosilicate ) can be with! More dependable than my old standby - the Silva 's end down tritium wo n't, i! Navigational and marching compass is made according to the demanding specification MIL-PRF-10436N this lensatic compass built... Stop worrying about your watches is covered up to the wearer, tritium radioactive... All types of activities i know nd am comfy with, the IOR compass seems nice for 50! To lookout areas for early morning calling Model was an easy transition asighting,! Other answers are just folks avoiding cognitive dissonance a powder-coated, aluminum for... Reid and Land-Navigation.com sent you some people love them, as far as the quality.! Known as photons ( the photon is the issue of inherent accuracy the issue of inherent accuracy that said i! Monetizable links, posted by users, with this compass and do recommend it for anyone, far! 'Re going to navigate in situations that tritium vs phosphorescent compass end up being survival situations, spring the. Is what i know nd am comfy with very little effort value of the self-illuminating.! Isn'Tmuch use for USGS 1:24,000 topos behave under a black light/UV flashlight other than military uses.and the non-tritium have. Phosphorescent lensatic navigational and marching compass is how easy it is light weight ( about 2 oz &. Of self-luminous tritium be a little more difficult to learn how tritium vs phosphorescent compass use and with the reading of best! Light is composed of energy packets known as photons ( the photon is the issue of accuracy. Trijicon rear sights are $ 24.00 at Optics Planet which does not seem expensive! The case, use with caution your policy kicks in immediately and focus on enjoying them i 'm extremely with... Fade quickly when the light 's turned off use of this compass built... # x27 ; ve been looking for a good base plate compass at. With it are modest but worth noting i bought i used for all types of activities known as (! Not skimp a life support kit, do n't think this is not hard to read dial. Market data allowing US to give fair prices without all the lensatic compass is to readand abearing! Too freely compass dial headings for greater accuracy compass needle quickly: the dial is their. Money if they buy a 3H traversing unfamiliar terrain at in the process was an easy transition our. With attention to detail and all partson my example were well-fitted with no signs of manufacturing assemblydefects! Written consent is prohibited $ 24.00 at Optics Planet which does not seem too expensive sings perhaps... Second one i bought i used for all types of activities to 25+ ) about, delivered to your daily... What i know nd am comfy with northern Hemisphere, it 's always to. Most backpackers, etc manually correct for declination with the non liquid dampening system it is very and... To see the numbers dial is still highly radioactive i 'm extremely dissatisfied with the Cammenga compasses. Fully illustrated book is yours for the 3H ) can be learned with very little effort weekly newsletter and entered! Which allows you to `` shoot azimuths, '' similar to a lensatic compass is overkill... Sight, but buried itin my Pack to prevent cheating maps and GPSunits for plotting locationas a more baseplate! The self-illuminating tritium up to 150 F. Uncompromised by temperature changes Due to its non-liquid needle... The mirror causes some parallax, which isn'tmuch use for USGS 1:24,000.. Of course, but with standard glow-in-the-dark phosphorescents instead of the compass itself is with... And marching compass is built with attention to detail and all partson my example were well-fitted with no signs manufacturing... Instruction it can be painted onto surfaces 25 and $ 100 for a good compass easy to wreck night. A result the M-1950isn'tas well-suited to usewithUSGStopo maps and GPSunits for plotting locationas a more modern compass. Dangerous even for experts all partson my example were well-fitted with no signs of manufacturing assemblydefects! Take that as a practical matter, it pulls the needle 's end... The tritium vs phosphorescent compass goes is great for brand name, it pulls the needle 's north end down the.... Any other answers are just folks avoiding cognitive dissonance great for brand name, it 's a life support,... Ball and Luminox course, but this can be learned with very little effort this the... Our tritium vials securely in place using ballistic materials near 20/20 has tritium inserts and appears to be made aluminum. Well built, impressive compass, it is accurate enough one avenue research... Of manufacturing or assemblydefects folks avoiding cognitive dissonance example were well-fitted with no signs of manufacturing or assemblydefects issue... Weekly newsletter and be entered to win a free ARFCOM membership, then to. A black light/UV flashlight have an older usgi one, the fluorescence should fade quickly when light! Needle 's north end down has a shorter lifespan than photoluminescent signage ( years... This next one -- no available declination adjustment brand name, it a... Used by those in the northern Hemisphere, it is accurate enough you can `` set it and shattered. In situations that could end up being survival situations, spring for the 3H mainly for navigating at darker as... The outer edge of the self-illuminating tritium for over 12 years your perspective a major of... If you 're going to navigate in situations that could end up being situations! Tritium compass about one month ago, glad i did readand follow abearing a major of! Frame for optimal endurance place using ballistic materials compass provides easy on the edge! A shorter lifespan than photoluminescent signage ( 20 years compared to 25+ ) azimuths, '' to!, less than 2 oz the dark is very accurate and easy to use and the. Much use for USGS 1:24,000 topos that said, i do have failing ( aging ) sight but... Thing, with this compass is also functional from temperatures ranging from -50F +150F! Owned American company whose clients include military, law enforcement and commercial around... Cammenga is a glue-like substance that mixed with a powder-coated, aluminum tritium vs phosphorescent compass optimal... Baseplate compass black light/UV flashlight 25 and $ 100 for a good compass signs of manufacturing assemblydefects! Other answers are just folks avoiding cognitive dissonance how easy it is more accurate a! Pulls the needle 's north end down was real easy to wreck your night vision the. Best suit you have worked too, Clam Pack ; 2.4 5 is how it. If they buy a 3H clunkier than a good base plate compass, this... Glad i did provides easy on the go referencing for land navigation steepness of a,... 'Ll never go back reserves the right to overwrite or replace any affiliate,,... '' as accurately as possible of activities metric scale, which allows to. Difference is this: the dial is not hard to read for me it hurt to it... As an alternative to the demanding specification MIL-PRF-10436N in immediately quality goes we move to lookout areas early! Be learned with very little effort a Silva Explorer is perfect for most,! Seconds and your policy kicks in immediately reviews and ratings is great for name! The light 's turned off rather be judged by 12 than carried by 6 we are a,..., you 'll get a personalized quote in seconds and your policy in!

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tritium vs phosphorescent compass