Title:
OPTICAL TYPE ENCODER
Document Type and Number:
Japanese Patent JPS5246832
Kind Code:
A
Abstract:
PURPOSE: To cheaply produce an encoder by directly printing or etching the lightransmitting portion and light-shielding portion of a fixed slit on the photosensitive portion of a solar cell serving as a lightreceiving element, and integrating the fixed slit with the lightreceiving element.
Inventors:
NAGAI TAKASHI
NAGANO YOUSUKE
NAGANO YOUSUKE
Application Number:
JP12185575A
Publication Date:
April 14, 1977
Filing Date:
October 11, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G01D5/36; G01D5/244; G01P3/44; G01P3/486; (IPC1-7): G01D5/244; G01P3/44