Quick change lens mount

Details Quick change lens mount Quick change lens mount

G - Physics

02

B

88/109

G02B 7/02 (2006.01) F16B 7/20 (2006.01) F16L 37/24 (2006.01) G02B 7/00 (2006.01)

Patent

CA 1143198

Abstract of the Disclosure A mounting for an objective or projection-type lens in a microfilm system has a male bayonet with beveled lugs engageable with a recess in a female bayonet plate and a one-piece spring is attached to the female plate and clamping means includes a resilient interior portion which applies clamping force against the lugs of the male bayonet and also against the recessed shoulders of the female plate to provide for rapid changing of the lens and to maintain the lens in precise focal position.

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