Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent
1981-06-22
1983-09-06
Arnold, Bruce Y.
Optics: measuring and testing
Lens or reflective image former testing
For optical transfer function
G01B 900
Patent
active
044026021
ABSTRACT:
An improved knife edge system which enables testing of even high numerical aperture optics is achieved by using a microscope objective to gather the light from a small pinhole and fill a large optic under test, and in conjunction with a special eye piece permits viewing of the surface of the optic under test.
REFERENCES:
patent: 3418477 (1968-12-01), Knutrud et al.
patent: 3431352 (1969-03-01), Philbert
patent: 3736060 (1973-05-01), Mayo
Arnold Bruce Y.
Etlinger Louis
Sanders Associates Inc.
Seligman Richard I.
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