Lens shade

Details Lens shade Lens shade

1982-02-17

1984-08-28

Punter, William H.

G02B 700, G03B 1104

Patent

active

044681020

ABSTRACT:
A camera lens shade made of a flexible material and having the shape approximately of a hollow cylinder. One open end of the lens shade faces the object to be photographed, while the other open end thereof has means for engagement with a shade support which, in turn, is adapted to engage with a camera, an interchangeable lens or a filter holder. The cylindrical part of the lens shade has a plurality of annular thin hinge sections at any of which the cylindrical portion can be folded. The cylindrical part can be folded at any or all of the hinge sections according to the focal length and the angle of view of the camera lens system used, so as to prevent unwanted light from entering the camera.

REFERENCES:
patent: 2350110 (1944-05-01), Hood
patent: 2352844 (1944-07-01), Loebe
patent: 3379485 (1968-04-01), Steisslinger
patent: 4390242 (1983-06-01), Tatsumi

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