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:
Aug. 10, 1976
Filed:
Jul. 31, 1974
Applicant:
Inventor:
John A Lawson, Scarborough, CA;
Assignee:
Zygo Corporation, Middlefield, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
350232 ; 350-7 ; 350202 ;
Abstract
A two-element lens which provides an emerging beam of a height H from the optical axis where H is proportional to the product of the focal length of the lens and an angle made by an incident beam emanating from the focal point of the lens on the optical axis thereof.