US PATENT SUBCLASS 356 / 4.07
.~.~ Of intensity proportional to distance

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

3  DF  RANGE OR REMOTE DISTANCE FINDING {9}
4.01  DF  .~ With photodetection {11}
4.07.~.~ Of intensity proportional to distance

DEFINITION

Classification: 356/4.07

Of intensity proportional to distance:

(under subclass 4.01) Subject matter that includes a measure of the relative intensity of the received focused target image from which distance may be determined by the fact that intensity varies by the inverse square of the distance or the like.