Microscope system

Details Microscope system Microscope system

2005-05-10

2005-05-10

Robinson, Mark A. (Department: 2872)

Optical: systems and elements

Compound lens system

Microscope

C359S363000, C359S380000

Reexamination Certificate

active

06891669

ABSTRACT:
According to the present invention, there is provided a microscope system comprising an illuminating portion which illuminates a subject, an image forming lens which projects the subject illuminated by the illuminating portion onto an image pickup element, a light adjustment portion which adjusts a light amount of the illuminating portion, a zoom mechanism which changes a magnification of a subject image projected onto the image pickup element by the image forming lens, and a control portion which changes an excitement pulse width into the illuminating portion in synchronization with a driving pulse of the image pickup element in response to adjustment by the light adjustment portion to control the light amount of illumination light and which varies the excitement pulse width in accordance with the change of the magnification by the zoom mechanism.

REFERENCES:
patent: 4136950 (1979-01-01), Labrum et al.
patent: 5252834 (1993-10-01), Lin
patent: 5305759 (1994-04-01), Kaneko et al.
patent: 6697196 (2004-02-01), Suzuki
patent: 2-298909 (1990-12-01), None
patent: 7-248450 (1995-09-01), None
patent: 8-71085 (1996-03-01), None
patent: 9-68742 (1997-03-01), None
patent: 2000-137167 (2000-05-01), None
patent: WO 0121771 (2001-03-01), None

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