Optical apparatus

Optical trackers of the kind which are used as position detectors and which incorporate Fourier transform filters 6, 7 matched to an object 1, 2 to be detected within a field-of-view, e.g. a target 2, indicate the position of object within the field-of-view if it is present as the position of a spot...

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Bibliographische Detailangaben
1. Verfasser: JOHN ACKROYD
Format: Patent
Sprache:eng
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