Device to detect or generate optical signals

Details Device to detect or generate optical signals Device to detect or generate optical signals

2007-07-09

2010-11-02

Toatley, Jr., Gregory J (Department: 2877)

Optics: measuring and testing

By light interference

For dimensional measurement

Reexamination Certificate

active

07826062

ABSTRACT:
The present invention relates to a device for detecting or generating and modulating optical signals, and having an angular dispersive element arranged to change angles of the optical signals or carrier and/or reference rays brought to interference.

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