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:
Oct. 07, 1986
Filed:
Jan. 09, 1985
Applicant:
Inventors:
Robert N Van Sluys, Eindhoven, NL;
Johannes J Schoenmakers, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350255 ; 369 45 ;
Abstract
In an optical device an objective (11) can be moved relative to the frame (1) along its optical axis (13) in parallel guide means (3, 5) by means of an electromagnetic actuating device. The actuating device comprises first actuating means (21) and second actuating means (23) which are connected to the objective (11) and which cooperate with said first actuating means via an air gap (25). The first actuating means (21) are arranged in a mount (27) which is supported by a leaf-spring-shaped element (29) which is secured to the frame (1).