Air gap type microscope objective

Details Air gap type microscope objective Air gap type microscope objective

1979-11-21

1981-04-14

Sacher, Paul A.

G02B 300

Patent

active

042616549

ABSTRACT:
A six member microscope objective having a numerical aperture of substantially 0.90 and a magnification of substantially 100x for use without oil is disclosed.

REFERENCES:
patent: 3355234 (1967-11-01), Muller
patent: 3659923 (1972-05-01), Shoemaker

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