FAST PLANAPOCHROMATIC MICROSCOPE OBJECTIVE Russian patent published in 2002 - IPC

Abstract RU 2178903 C2

FIELD: microscope objectives. SUBSTANCE: the microscope objective has the first single positive component, the second positive component, the third triple-cemented component containing a biconcave lens enclosed between two biconvex lenses, the fourth component cemented of a positive and negative lenses, and the fifth negative component in the form of a meniscus cemented of a positive and negative lenses. The second component is made in the form of a single meniscus facing the object space with the concavity. EFFECT: enhanced lens speed and approved correction of polychromatic aberrations due to correction of spherochromatic aberration. 1 dwg, 1 tbl

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RU 2 178 903 C2

Authors

Frolov D.N.

Dates

2002-01-27Published

1998-10-15Filed