Title:
【発明の名称】光学系保護部材を備えたカメラ
Document Type and Number:
Japanese Patent JP2540502
Kind Code:
B2
Abstract:
In a camera having a photo-taking lens barrel displaceable in the direction of the optic axis, the lens barrel includes a photo-taking optical system, a lens barrier blade disposed forwardly of the optical system and movable in a plane orthogonal to the optic axis of the optical system between a closed position for covering the front of the optical system and an opened position for exposing the front of the optical system, a shutter blade serving also as a diaphragm, the shutter blade being disposed rearwardly of the optical system and opened and closed to expose a film to light, an outer shell surrounding the optical system, the barrier blade and the shutter blade, and a shutter blade driving device disposed in a space rearward of the barrier blade when in the opened position and surrounding the optical system, the driving device driving the shutter blade.
Inventors:
WAKABAYASHI HIROSHI
Application Number:
JP11275285A
Publication Date:
October 02, 1996
Filing Date:
May 25, 1985
Export Citation:
Assignee:
NIPPON KOGAKU KK
International Classes:
G03B17/12; G02B7/08; G03B9/24; G03B17/04; (IPC1-7): G03B17/12
Domestic Patent References:
| JP61116335A |
Attorney, Agent or Firm:
Takao Watanabe