#Carl zeiss jena binoculars value serial number

The company not only produced camera lenses, but also binoculars, industrial optics and optical equipment for the military. Later they also used the Prakticar bayonet system. One part of the company continued production in Jena, the German Democratic Republic, while the other relocated in Oberkochen, West Germany.Р”В¬arl Zeiss Jena built lenses in the M42 and Exakta mounts. At that particular time Carl Zeiss, which had been founded in Jena in 1846 as an optics workshop, was divided between the two German states.

#Carl zeiss jena binoculars value serial number

The serial number of the binoculars is РІР‚Сљ13676РІР‚Сњ, it was produced approximately in 1905.Carl Zeiss Jena is the Eastern branch of the legendary Carl Zeiss Company and appeared under this name after World War II. The binocular coffer has all features of a military coffer of that period: a wide fastening loop for a waist belt, metal side rotary loops for a belt (see photo) The inscription is made in italics and is encrusted with white alloy (silver?). The last inscription means that the binocular has its own number for selling exclusively to military people and in a private order with the permission of military department. There is also an inscription РІР‚СљD.F.8РЎвЂ¦ P.РІвЂћвЂ“ 3434РІР‚Сњ on the right prism cover and it is an abbreviation for Doppelfernrohr 8РЎвЂ¦ Privatnummer 3434. is an abbreviation for Deutsches Reichs Patent. There are inscriptions РІР‚СљCarl Zeiss, Jena. Zeiss-Feldstecher, Handfernglaser von 1894-1919, Modelle-Merkmale-Mythos, p.177). The upper hinge disk is of the 3rd (later type) and it has an interpupillary distance scale (see Hans T.Seeger. The clamping screw for adjusting the binoculars interpupillary distance is of the later type, it has notches and large diameter, which is the proof of binoculars military use. The upper and lower prism covers are made of brass the device has long РІР‚СљlugsРІР‚Сњ for a jugular strap, which are attached to binoculars with the help of 2 screws. The binoculars frame hinge is attached to its halves with the help of 5 screws from each side. This model was also officially purchased by German military people in a private order, as well as officially supplied to the army. Zeiss-Feldstecher, Handfernglaser von 1894-1919, Modelle-Merkmale-Mythos, pp.180-181). Since 1902 the binoculars acquired РІР‚Сљ3/3РІР‚Сњ-type eyepieces, having a diopter scale (see Hans T.Seeger. The eyepiecesРІР‚в„ў base diameter is equal to 20.5 mm (this value is equal to 18.5 mm for D.F.95).

Besides, the eyepiece lenses in D.F.8РЎвЂ¦ have diameter 11 mm (this value is equal to 9 mm for D.F.95), although the field of view in both binoculars is the same and equals to 4.6Р’В°. However, the two binoculars also have differences (see photo).Р”Р‡or example, the clamping screw for adjusting the interpupillary distance has another construction in D.F.8РЎвЂ¦.

The D.F.8x binocular has curved design of upper prism covers, which is called РІР‚Сљbent shouldersРІР‚Сњ and, in fact, it has no visible differences in comparison with its predecessor РІР‚вЂњ the D.F.95 model There is still no explanation for such coversРІР‚в„ў shape, according to one hypothesis РІР‚вЂњ it was made for better raindrops dripping, according to another one РІР‚вЂњ it was a distinction from 4x, 6x and 8x civilian binoculars models, also produced at that time. In 1902 these two binoculars were replaced by D.F.6x and D.F.8x, which acquired some modifications. Military models of binoculars appeared in Carl Zeiss catalogs in August 1895 РІР‚вЂњ those were O.D.F.95 (Offiziers-Doppelfernrohr 95) with 6x magnification and D.F.95 (Doppelfernrohr 95) with 8x magnification.Р’В However, there are suggestions that first prototypes of these binoculars were produced before 1893, as they had to undergo a long military acceptance (Artillerie PrР“Сfungs kommission - APK).