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:
Sep. 17, 1991
Filed:
Mar. 22, 1989
Applicant:
Inventors:
Assignee:
Consiglio Nazionale Delle Ricerche, Rome, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
356300 ; 250576 ; 356436 ; 356440 ; 356246 ;
Abstract
An optical system comprising a cavity for spectrophotometric measurements and the like with a first cylindrical refraction index gradient lens matched to an optical fiber. A second cylindrical refraction index gradient lens is provided disposed approximately coaxial to the first lens. The first and second lenses are spaced apart to delimit the cavity between opposite faces of the first and second lenses. A sample under test is positioned within the cavity. A reflecting surface is provided on the face of the second lens opposite said cavity.
Conforti, Giuliano. (1991). Self-focusing optical system for spectrophotometric measurements and the (U.S. Patent No. 5048958). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5048958
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