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:
Jan. 26, 1988
Filed:
Sep. 02, 1986
Applicant:
Inventor:
Hendrikus A van Dulmen, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; H01J / ;
U.S. Cl.
CPC ...
350538 ; 250333 ; 350566 ; 350567 ;
Abstract
A viewing apparatus suitable for use as a night sight includes an image intensifier (3) arranged between an objective (1) and an ocular (7). An alignment member (25) has an alignment marker (28) arranged between the image intensifier (3) and the ocular (7) adjustable by rotation of an alignment marker support (23) about two orthogonal axes (X, Y) which intersect each other at a virtual point of rotation (M) which is located on an optical axis (17).