US PATENT SUBCLASS 356 / 215
.~ Integrating

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


356 /   HD   OPTICS: MEASURING AND TESTING

213  DF  PHOTOMETERS {9}
215.~ Integrating

DEFINITION

Classification: 356/215

(under subclass 213) Subject matter including structure for determining the quantity of light as by integrating the intensity of the light against time.

SEE OR SEARCH THIS CLASS, SUBCLASS:

236, for integrating spheres.