FIELD: optical engineering. SUBSTANCE: microscope illumination system has collector, matching system and condenser. Matching system consists of three components. Front focuses of first, second and third components of matching system and condenser coincide respectively with rear focuses of collector, first, second and third components of matching system in which iris diaphragms are arranged. EFFECT: improved quality of picture. 1 dwg
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Authors
Dates
1998-08-20—Published
1993-09-21—Filed