Bausch & Lomb Stereo Raytar 2.3/50mm prototype *

Unsold

Estimate
€2,500 – 3,500

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serial number

Condition

B/A

Manufacture Year

c.1940

Product number

AI_38_39432

extremely rare prototype of stereo lens for 35mm motion picture cameras, in heavy focusing mount, built-in iris diaphragm f:2.3 to f:5.6, good optics, engraved serial number 'No. 3' and 'Patent applied for' on the front and with U.S. patent number on the side of the barrel, total height 62mm, diameter c.100mm, in very good condition, this is the only example of this lens we know to exist