Microscope objective

Details Microscope objective Microscope objective

1985-01-24

1986-05-27

Corbin, John K.

350464, G02B 962, G02B 2102

Patent

active

045912432

ABSTRACT:
A microscope objective comprising a first lens component arranged as a positive meniscus lens, a second lens component arranged as a positive lens, a third lens component having positive refractive power, a fourth lens component having positive refractive power, a fifth lens component having negative refractive power, and a sixth lens component arranged as a cemented positive meniscus lens, the microscope objective being arranged that the working distance is extremely long, aberrations are corrected extremely favorably up to the marginal portion of field, and magnification is 40.times..

REFERENCES:
patent: 3806231 (1974-04-01), Taira
patent: 4403835 (1983-09-01), Ushida
patent: 4521083 (1985-06-01), Togino

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