Apparatus and method for nighttime and low visibility alignment

Optics: measuring and testing – Angle measuring or angular axial alignment – With photodetection remote from measured angle

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Details

455606, 455617, G01B 1126, G01C 100, H04B 900

Patent

active

046039759

ABSTRACT:
A method and apparatus associated therewith for acquiring and maintaining a high quality communication by communication means of the type that includes a detector and focusing means for directing encoded incoming radiation to said detector. Means are provided for determining the location of said radiation upon said detector and for generating an electrical signal responsive to said location. Said electrical signal is applied to electroluminescent means so that there is produced for the user a pattern of illumination indicating the degree of alignment of said communication means with the incoming radiation.

REFERENCES:
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patent: 3504182 (1970-03-01), Pizzurro et al.
patent: 3511993 (1970-05-01), Smokler
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patent: 3907435 (1975-09-01), Roodvoets
patent: 3941483 (1976-03-01), Ferrin
patent: 3943360 (1976-03-01), Parkin
patent: 4039825 (1977-08-01), Doyle
patent: 4158885 (1979-06-01), Neuberger

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