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2 010 275

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IPC

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Application

4930203/10, 1991-04-22

(22)

Actual filing date

1991-04-22

(45)

Published

1994-03-30

(72)

Inventor

Butsevitskij A.V.Voznesenskij N.B.Ivanov A.V.Kurchinskaja L.N.Usoskin V.V.

(73)

Holder

Sankt-Peterburgskij Institut Tochnoj Mekhaniki I Optiki

OBJECTIVE LENS OF MICROSCOPE Russian patent published in 1994 - IPC

Abstract RU 2010275 C1

FIELD: optical instrumentation. SUBSTANCE: objective lens of microscope has frontal component in the form of single plano-convex lens, positive component composed of two lenses cemented of negative meniscuses and two biconvex lenses, negative component composed of single positive meniscus facing image space with concavity and biconcave lens and barrel lens. EFFECT: expanded operational capabilities. 3 dwg

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RU 2 010 275 C1

Authors

Butsevitskij A.V.

Voznesenskij N.B.

Ivanov A.V.

Kurchinskaja L.N.

Usoskin V.V.

Dates

1994-03-30—Published

1991-04-22—Filed

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