Apparatus for detachably mounting a lens filter onto a camera

Details Apparatus for detachably mounting a lens filter onto a camera Apparatus for detachably mounting a lens filter onto a camera

1997-09-02

1999-01-19

Mathews, Alan A.

Photography

Camera attachment

359889, 359892, G03B 1100

Patent

active

058624287

ABSTRACT:
Disclosed is an apparatus for mounting a lens filter on a camera. The apparatus includes a fixing plate which can rotate and slide according to the position of the accessory mounting groove of the camera and combines with the accessory mounting groove of the camera. An adjusting part adjusts the horizontal position of a filter according to the variation of the length of a camera lens. The adjusting part is slidably combined with the fixing plate. A filter holder assembly which is rotatably mounted on the adjusting part is included. The filter holder assembly receives a filter and adjusts the vertical position of the filter according to the vertical position of the camera lens. A picture can be taken irrespective of the position of the camera lens and the position of the accessory mounting groove. A circular filter and a rectangular filter can be used.

REFERENCES:
patent: 3967301 (1976-06-01), Corning
patent: 3996598 (1976-12-01), Sansone
patent: 4752798 (1988-06-01), Chrosziel
patent: 4901098 (1990-02-01), Salles
patent: 4918475 (1990-04-01), Edwards
patent: 5349411 (1994-09-01), Beauviala

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