1986-04-18
1989-03-07
Arnold, Bruce Y.
350131, 350143, 350319, G02B 2722
Patent
active
048100579
ABSTRACT:
A three-dimensional viewer employs adjustable diameter pinholes with the distance between the pinholes being adjustable each of the pinholes having an optical axis which is aligned with illocal frames, the spacing between the frames also being adjustable.
REFERENCES:
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patent: 3880495 (1975-04-01), Roubal
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patent: 4602856 (1986-07-01), Marks
Smith; Warren J., Modern Optical Engineering, pp. 133-135, 1966.
Arnold Bruce Y.
Callaghan Terry S.
Skolnik Robert M.
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