Francis barker m73 black liquid prismatic compass mils model are actually used by the british army the american army use lensatic compasses which are different. It is simple to operate and has been around for a few hundred years. Tempestini systems m73 black liquid prismatic compass. British army francis barker m73 or m88 prismatic marching. The m73 liquid damped prismatic compass is a robust, precision instrument made in the united kingdom for military use. Francis barker m73 military prismatic marching compass. M73 mils black liquid prismatic compass pyser optics. Francis barker m73 prismatic compass bushcraft usa forums. Buying a compass on the internet francis barker m73 or.
Current models of handheld prismatic compass are the m73 and m88. The traditional milspec liquid prismatic compass is currently in service with numerous armies around the world, built to meet the exacting accuracy and high specifications demanded by users worldwide. The british army prismatic marching compass m73 has become a bit of a classic of its time. Check out portable camping compass military army geology lensatic prismatic compass multifunctional outdoor camping exploration tool with fluorescent light. The m73 liquid prismatic compass is a robust, precision instrument of predominantly brass construction, designed to withstand the most arduous climatic conditions. Questions about francis barker m73 liquid prismatic compass. Produced in the uk, it was a development of the barker m71 and m72 compasses which were made in very limited quantities from 197172, before being replaced by the m73 in 1973. Francis barker m73 prismatic compass mils graduation m prismatic marching compass was a direct descendant of the legendary mk iii that was in use the francis barker range of liquid filled prismatic compasses.
Compass, prismatic, mk3 by peter laidler i am a compass maker by trade, and this article, while obviously written in good faith, gives fatally flawed information that will lead people to carry out work on beautiful, precision instruments, that will do such damage as to possibly render the compass beyond economical repair. Questions about francis barker m73 liquid prismatic compass hi everyone, i recently acquired an m73 above from an auction website. It and the later british m73 and m88 prismatic compasses were also marching compasses since they were used by military personnel to navigate from point a to poit d via. M73 degrees black liquid prismatic compass pyser optics. This is the transitional stage between the larger schmalcalder style prismatic compasses, and the early verners pattern prismatic compasses late 1800s. With a bubble level, which can improve its accuracy and decrease its errors. Made of high strength engineering metal and covered. I had used one while in the infantry 20 years ago and have been in love with it ever since. Sep 5, 2015 this m73 francis barker tritium liquid damped prismatic compass is considered to be the best handheld military compass in the world. The pysersgi francis barker range of small arms collimators sacs is the product of years of experience with defence and security forces the world over.
It is in excellent condition and fully functional with clear glass and sealed. A prismatic compass is a navigation and surveying instrument which is extensively used to find out the bearing of the traversing and included angles between. Mar 14, 2014 british army francis barker m73 or m88 prismatic marching compass. Slight damage to casing from what looks to be battery acid. The prism housing has been replaced with one off the later m73 prismatic compass, and the rubber pad on the base is black, not red, meaning its a replacement too. Francis barker m73 prismatic compass toko alat ukur. The francis barker traditional military liquid prismatic compass is currently in service. Find your own way vintage mkiii marching compass part. Available with 360 degrees, 6400 mils and 6000 mils.
The mkiii has a flipup prism, so it is a prismatic compass. Buy portable camping compass military army geology. From simple to technical we have a compass for you. Three models of the francis barker tritium m73 and m88 mil. Francis barker m73 prismatic compass pysersgi there are no bubbles in the internal liquid.
It is shock resistant, and built to withstand the roughest and toughest conditions you are likely to encounter anywhere in the world. M73 liquid filled compass york survey supply centre. A compass is an instrument used for navigation and orientation that shows direction relative to. You are bidding on an exmod francis barker m73 military marching compass. The british mk iii compass is a good example of a prismatic compass. The m73 liquid damped prismatic compass a robust, precision instrument made in the united kingdom for military use. In an earlier post titled choosing a compass, i talked about the three compasses i consider the best choices for the serious back country navigator. Lightweight and rugged aluminium alloy construction. The m73 remains in production today, is regarded as the worlds finest liquid prismatic compass, and is standard military issue with many armed forces.
Im chuffed to have found a useable 70 year old prismatic compass. Pyser optics m73 and m88 hand held liquid prismatic compasses. The francis barker traditional military liquid prismatic compass is currently in service with many defense forces around the world, and has been for many years. The back of the brass m73 prismatic pocket compass can be custom engraved with. Milsurps knowledge library compass, prismatic, mk3 by. The francis barker traditional military liquid prismatic compass is currently in service with many defence forces around the world and has been for many years. Quick, precise settlement of the liquid filled dial assembly allows rapid use of the compass in field conditions. Enbeeco liquid filled prismatic compass this is vintage enbeeco liquid filled prismatic compass. Francis barker m73 black liquid prismatic compass mils model.
There are many tragedies that can befall a mechanical watch. A military training film supervised by an officer appointed by the general staff. Compass fluid many types of fluid have been used over the years to fill liquid damped compasses. Since 1848, pyser optics have been manufacturing the finest, highest quality range of liquid prismatic compasses in the world. The increasing use of rapid deployment forces and increasing legal framework in which soldiers now operate means that. M73 francis barker tritium liquid damped prismatic compass dianggap oleh banyak orang sebagai kompas militer genggam terbaik di dunia. Degrees version comes in mils version solid reliable brassaluminium and glass construction.
Kompas francis barker m73 this m73 francis barker tritium liquid damped prismatic compass is considered by many to be the best handheld military compass in the world. Prismatic means that you flip up a small prism and use it to read the bearing on the compass while youre sighting. A prismatic compass uses a prism to allow the reading of the card and viewing of the object of interest together, hence the name. The numerous prismatic compass threads on this forum, along with other websites, have brought me up to speed with many of. Remember also that any liquid inside the compass will also contain and emit substantial quantities of.
The m73 liquid prismatic compass is a robust, precision instrument of predominantly. Mkiii black military compass, military compass recordler. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. This m73 francis barker tritium liquid damped prismatic compass is considered by many to be the best handheld military compass in the world. Anyway both are great for taking very accurate bearings and are good for marching on but in most cases a standard base plate compass will do the job just fine. Built to meet the exacting specifications demanded by military users, it is the compass that officers of the british army have used for generations. Eventually i obtained my own and i thought i would write a few words for people that have. Buy portable camping compass military army geology lensatic prismatic compass multifunctional outdoor camping exploration tool with fluorescent light aluminum alloy online at low price in india on. Francis barker m73 black liquid prismatic compass degrees model. The presence of fluid acts to damp the horizontal circular oscillation of a compass card and allows the card to settle on north much faster than airdamped compasses. Produced for the directorate of army kinematography by publicity picture pr. Three models of the francis barker tritium m73 and m88 milspec. The manufacturer of francis barker compasses, psyer, was bought out in early 2018 and subsequently shut down in late 2018. Buy and sell almost anything on gumtree classifieds.
The m73 liquid damped prismatic compass is a robust, precision. Solid reliable brassaluminium and glass construction. The best handheld prismatic compass in the world mils version solid reliable brassaluminium and glass construction prism sighting system for highest. This m73 brass presentation compass is fully ruggedised and will operate with precision accuracy to within half a degree, in temperatures from 55c 1f down to 30c 22f. The m73 liquid prismatic compass is a robust, precision instrument of predominantly brass construction, designed to withstand the most arduous climatic. If the compass requires a smaller sealing gasket then simply cut a section out of an m73 or g150 gasket and bring the ends together with silicone adhesive. Not quite the same thing i know but a very good bit of kit which will do all that the prismatic will do. Aluminum alloy prismatic compass portable military army geology. The compass is fabricated from solid brass, aluminum and glass to withstand the. The traditional liquid prismatic compass is currently in service worldwide, built to meet the exacting accuracy and high specifications demanded by users. This particular example is the liquid filled mils version with a precision sapphire bearing, and comes with its original iraqi green leather case for protection in the field. The compass is fabricated from solid brass, aluminum and. I first handled one back in the eighties and was very sad to have to hand it back at end of the exercise. Francis barker m73 presentation compass compass library.
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