1976-12-07
1978-02-28
Sacher, Paul A.
350176, G02B 960, G02B 100
Patent
active
040763900
ABSTRACT:
This invention relates to an objective optical sub-system having fewer elements and improved performance specifications as compared to an objective it will replace.
REFERENCES:
patent: 3795437 (1974-03-01), Sugiyama
patent: 3926504 (1975-12-01), Fleischman
Bell & Howell Company
Fitz-Gerald Roger M.
Passman Aaron
Peele, Jr. John E.
Sacher Paul A.
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