Lens barrel, accessory and camera system

Details Lens barrel, accessory and camera system Lens barrel, accessory and camera system

1997-05-23

2000-12-05

Perkey, W. B.

Photography

Having lens converter or extension tube

348340, 348342, 348360, 359892, 396544, G03B 1100, H04N 5225

Patent

active

061577812

ABSTRACT:
A lens barrel which is detachably mountable on a camera body comprises a lens system and a low-pass filter, wherein the low-pass filter is detachably mountable with respect to an optical path of the lens system. An accessory which is provided between a camera body and a lens barrel and which is detachably mountable on the camera body and the lens barrel, comprises a lens and a low-pass filter. A camera system comprises a camera body and a lens barrel which is detachably mountable on the camera body, wherein the lens barrel has a low-pass filter which is detachably mountable with respect to an optical path of a lens system.

REFERENCES:
patent: 4063263 (1977-12-01), Krewalk, Sr.
patent: 4527189 (1985-07-01), Ooi et al.
patent: 5568197 (1996-10-01), Hamano
patent: 5581301 (1996-12-01), Ninomiya
patent: 5589882 (1996-12-01), Shiraishi et al.
patent: 5666569 (1997-09-01), Fullam et al.

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