Microscope with image brightness equalization

Details Microscope with image brightness equalization Microscope with image brightness equalization

2005-07-08

2008-11-11

Pritchett, Joshua L (Department: 2872)

Optical: systems and elements

Compound lens system

Microscope

C359S381000

Reexamination Certificate

active

07450302

ABSTRACT:
A microscope (10) is disclosed, having a revolving nosepiece (12) on which are mounted multiple objectives. The objectives (11) comprise multiple components211, . . . 21n). A light-intensity-reducing layer (40) is applied onto at least one component of an objective. The light-intensity-reducing layer (40) is configured in such a way that for each objective introduced into the illumination beam path, the brightness behind it is of the same magnitude.

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patent: 6627304 (2003-09-01), Eisenkramer
patent: 2004/0252380 (2004-12-01), Kashima
patent: 2006/0018050 (2006-01-01), Okami et al.
patent: 3221804 (1983-12-01), None
patent: 3918990 (1990-12-01), None
patent: 10-227979 (1998-08-01), None

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