Lens barrel

Details Lens barrel Lens barrel

1980-07-17

1982-10-05

Evans, F. L.

G02B 702

Patent

active

043525431

ABSTRACT:
In a lens barrel for a photographic camera or the like employing operating rings made of synthetic resin, the operating rings are provided with slots on the periphery thereof. The slots are preferably provided to extend in the direction perpendicular to the optical axis of the lens system of the lens barrel.

REFERENCES:
patent: 3904278 (1975-09-01), Hummel

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