Illumination unit of stereomicroscope

Details Illumination unit of stereomicroscope Illumination unit of stereomicroscope

2007-04-17

2007-04-17

Dunn, Drew A. (Department: 2872)

Optical: systems and elements

Compound lens system

Microscope

C359S385000, C359S390000

Reexamination Certificate

active

10858895

ABSTRACT:
In an illumination switching frame fixed to the end of an objective of Greenough stereomicroscope, a folding mirror is fixed removably to illumination optical axes q and q′ to switch coaxial vertical illumination and episcopic illumination.

REFERENCES:
patent: 4148552 (1979-04-01), Suzuki et al.
patent: 6204963 (2001-03-01), Grafenhain et al.
patent: 63-10408 (1988-03-01), None
patent: 2527158 (1996-11-01), None

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