The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 1998
Filed:
Nov. 14, 1995
Applicant:
Inventors:
Masazumi Ishikawa, Wakayama-ken, JP;
Tohru Tanibata, Wakayama-ken, JP;
Assignee:
Noritsu Koki Co., Ltd., Wakayama-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 71 ; 355 32 ; 355 35 ; 355 67 ;
Abstract
An exposure apparatus capable of color exposure operation and monochrome exposure operation. When a color exposure operation request is made, at least one of a red, blue, or green filter is positioned in a light path to produce exposure light having a predetermined wavelength. When a monochrome operation request is made, the color filters are retracted so as to allow white exposure light to pass.