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:
Mar. 28, 1989
Filed:
Jul. 02, 1987
Applicant:
Inventors:
Volker W Bahnemann, Greenwich, CT (US);
Stanislaw Loth, Nauet, NY (US);
Assignee:
Arriflex Corporation, Blavelt, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
362308 ; 362 17 ; 362 32 ; 362297 ; 362346 ;
Abstract
A light fixture for providing a cool uniform illumination into a photography field which is adjustable in intensity while maintaining a uniform color temperature. The light fixture includes a light source, an adjustable shutter for adjusting the amount of light passing therethrough, a reflector mirror having a dichroic heat coating thereon for reflecting the light from the shutter while passing any heat contained therein, and a round reflector for receiving the light from the reflector mirror through an end face and for dispersing the light through the circumference thereof by internal reflectance.