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Meopta (Czech Republic) - Meostar B1 (roof prism).Meade Instruments (USA)– Glacier (roof prism), TravelView (porro), CaptureView (folding roof prism) and Astro Series (roof prism).Leica Camera (Germany) - Ultravid, Duovid, Geovid, Trinovid: all are roof prism.Large original equipment manufacturer manufacturer with factories in Japan and in China for companies such as Bushnell, Alpen, Zen Ray, Eagle Optics, Leupold & Stevens, Vixen Fujinon (Japan) - FMTSX, FMTSX-2, MTSX series: porro.DOCTER (optics) (Germany) - Nobilem series (Porro prisms).Bausch & Lomb (USA) - has not made binoculars since 1976, when they licensed their name to Bushnell, Inc., who made binoculars under the Bausch & Lomb name until the license expired, and was not renewed, in 2005.2011) and distributed by Optical Vision Ltd.

The new range of Barr & Stroud binoculars are currently made in China (Nov. Barr and Stroud (UK) - sold binoculars commercially and primary supplier to the Royal Navy in WWII.Here is a listing on a very similar binocular with a Sears label.There are many companies that manufacturer binoculars, both past and present. They are a major Japanese optics concern and make a lot of binoculars. This is one of the companies that survived from the days of the JTTI and are still alive and kicking today. Now that I see these are the same binoculars, you do have the J-B number and Typo has identified them as being made by Kamakura. The images on all good vintage porros I have seen are very good even by today's standards. Most all of those Japanese porros had pretty poor eye relief and did not work well for eye glass wearers. Overall that is a very wide field for a 10x50 binocular. If you can find the J numbers, post those and we can tell who made them. They might well be a casualty of the rubber armor. Usually they are found on the objective end of the hinge, but I don't see them in your picture. Other additional information on just which Japanese Optical Firm made the binocular will be available if you can find J-B and J-E numbers. The Japanese porros of that time were very good binoculars, and it did not matter much who put their name on it and sold it. There were a BUNCH of Japanese Optics firms operating during that era, from the 50-'s to the early 1990's I think. Rubber armored ones like that are somewhat rare in my experience.

I know nothing specifically about Optex as a company. I see Optex binoculars all the time on various eBay listings. Optex was a company active during the days of the Japan Telescopes Inspection Institute. I just replied to your photos in your query in the Swift section as follows:Īll the information you need, or are probably going to find is on the binocular.