Rob ter Ellen

Optical Equipment Auction (Binoculars & Telescopes)

Russian binocular glasses BOS-1 7× – IZOS (Ijumskii Zavod Opticheskogo Stekla) in very good condition. Works perfectly. Comes with original case.

Original Russian binocular glasses type BOS-1 (7×), produced by IZOS (Ijumskii Zavod Opticheskogo Stekla). This special optical instrument was developed for distant observation and is not a loupe for close work.

This type of binocular glasses was produced by only a few manufacturers and is therefore a rare and collectible item within the history of optics and military/industrial equipment.

Specifications & background:

Magnification: 7× Optical system: Porro II prisms Developed from the 1930s; this specimen is a later production Manufactured in (then) Ukraine Temperature-stable from −40°C to +45°C 

A rare and technically interesting Russian binocular glass, suitable for collectors of optics, Soviet-era instruments or military/industrial heritage.

Russische Fernglasbrille BОS-1 7× – IZOS (Ijumskii Zavod Opticheskogo Stekla) in zeer goede staat. Werkt perfect. Komt met originele case.

Originele Russische fernglasbril type BOS-1 (7×), geproduceerd door IZOS (Ijumskii Zavod Opticheskogo Stekla). Dit bijzondere optische instrument werd ontwikkeld voor observatie op afstand en is géén loepbril voor nabij werk.

Dit type fernglasbril werd slechts door enkele fabrikanten geproduceerd en is daardoor een zeldzaam en verzamelwaardig object binnen de geschiedenis van optiek en militaire/industriële uitrusting.

Specificaties & achtergrond:

Vergroting: 7× Optisch systeem: Porro II prisma’s Ontwikkeld vanaf de jaren ’30; dit exemplaar betreft een latere productie Gefabriceerd in (toenmalig) Oekraïne Temperatuurbestendig van −40°C tot +45°C 

Een zeldzame en technisch interessante Russische fernglasbril, geschikt voor verzamelaars van optica, Sovjet-era instrumenten of militair/industrieel erfgoed.



Our expert provides this estimate to guide you when you’re bidding. It’s based on expected demand and the unique characteristics of the object, like quality, rarity, or ownership history. We can’t guarantee the object will sell, resell or be appraised for this amount.

Binoculars - Russische Fernglasbrille BОS-1 7× VerrekijkerBril - 1930-1940 - Ukraine

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IZOS, Russian BOS-1 7× binocular eyeglass, tested and working and in very good condition, produced in Ukraine in the 1930s–1940s and supplied with the original case.

Binoculars - Russische Fernglasbrille BОS-1 7× VerrekijkerBril - 1930-1940 - Ukraine

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IZOS, Russian BOS-1 7× binocular eyeglass, tested and working and in very good condition, produced in Ukraine in the 1930s–1940s and supplied with the original case.

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