Interferometer

Optics: measuring and testing – By particle light scattering – With photocell detection

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Details

350169, G01B 902, G02B 2710

Patent

active

043915256

ABSTRACT:
An interferometer having beamsplitting and reflective coatings on the same surface of a beamsplitter member. The fixed length path of the interferometer includes a compensator matched to the beamsplitter member, a Cat's Eye Retroreflector, the reflective coating and a retro-mirror. The variable length path of the interferometer includes a moving coil mirror, a movable Cat's Eye Retroreflector and the retro-mirror.

REFERENCES:
patent: 3809481 (1974-05-01), Schindler
patent: 4181440 (1980-01-01), Schindler
patent: 4193693 (1980-03-01), Schindler

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