1977-07-06
1979-03-20
Sacher, Paul A.
350223, G02B 300, G02B 934
Patent
active
041451082
ABSTRACT:
A photo eyepiece for microscopes comprising a front lens group which is a field lens and a rear lens group arranged as a triplet type. The photo eyepiece for microscope is arranged to eliminate lateral chromatic aberration, astigmatism, curvature of image, etc. and to photograph a flat image over a wide field.
REFERENCES:
patent: 660747 (1900-10-01), Bausch
patent: 2076686 (1937-04-01), Tronnier
patent: 2991696 (1961-07-01), Solisch
Olympus Optical Co,. Ltd.
Sacher Paul A.
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