Detachable camera filter holder capable of being connected in se

Details Detachable camera filter holder capable of being connected in se Detachable camera filter holder capable of being connected in se

1981-03-12

1983-06-28

Henry, Jon W.

G02B 700

Patent

active

043902421

ABSTRACT:
A filter holder in which two or more filter mounts can be used together and in which the filters are rotatably mounted. The filter holder is composed of a holder body having an aperture therein and an adapter ring for mounting the holder body to a camera lens. A plurality of parallel plates are rigidly coupled to the holder body with the plates in the holder body together defining first and second grooves. Leaf springs are provided in the grooves for resiliently supporting end surfaces of filters positioned therein. A cylindrical portion is provided opposite the parallel plates on the rear side of the holder body having a somewhat greater radius than the apertures of the plates and the aperture in the holder body. Claws are provided on the cylindrical portion for resiliently retaining a flange of the adapter ring for rotatably, detachably and attachably mounting the adapter ring to the holder body.

REFERENCES:
patent: 3758200 (1973-09-01), Saito
patent: 4302078 (1981-11-01), Stravitz

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