Document Type and Number:
Japanese Patent JPS5326148
Kind Code:
U
Abstract:
An optical system for forming a view-finder image in combination with an image of exposure condition indicia as applied to a cinematographic camera includes a first image plane at which a focusing screen lies with the exposure condition indicia located at a desired large distance from the finder field of view, and a prism positioned ahead of a second image plane at which both the images are erected, and oriented so that the image of the indicia can be seen immediately adjacent the finder field of view by a photographer looking through an ocular of the system.
Application Number:
JP10828976U
Publication Date:
March 06, 1978
Filing Date:
August 12, 1976
Export Citation:
International Classes:
G03B17/20; (IPC1-7): G03B13/02; G03B17/18
Domestic Patent References:
| JPS497573U | 1974-01-22 |