Optical sensors

Details Optical sensors Optical sensors

G - Physics

01

B

340/136.1

G01B 11/26 (2006.01) G01D 5/34 (2006.01) G01S 3/784 (2006.01)

Patent

CA 1065439

ABSTRACT An angular position sensor having a housing with an aperture in the form of two mutually inclined slits. Behind the aperture is a linear array of light sensitive elements which intercepts laminar light beams developed by the slits from light from a small light source. The positions of interception of the light on the array constitute a measure of the angular position of the light source in elevation and azimuth.

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