Wide field-of-view laser spot tracker

Details Wide field-of-view laser spot tracker Wide field-of-view laser spot tracker

1982-12-30

1986-03-04

Willis, Davis L.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

250237G, G01J 120

Patent

active

045741913

ABSTRACT:
A laser spot tracker having a wider field-of-view by the use of a phase draction plate to cause the focusing of a square array of spots upon a focal plane having a plurality of detectors thereon. Using the detectors to find the spot of the greatest intensity so as to cause the tracker to point towards the target of interest.

REFERENCES:
patent: 3970269 (1976-07-01), Conforti
patent: 4279036 (1981-07-01), Pfund
patent: 4330212 (1982-05-01), Miller
patent: 4371264 (1983-02-01), Lacombat et al.
patent: 4413909 (1983-11-01), Pohle

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