Illumination apparatus for microscope and microscope

Details Illumination apparatus for microscope and microscope Illumination apparatus for microscope and microscope

2006-01-10

2006-01-10

Robinson, Mark A. (Department: 2872)

Optical: systems and elements

Compound lens system

Microscope

Reexamination Certificate

active

06985288

ABSTRACT:
A microscopic illumination apparatus to be applied to a microscope selectively using plural types of objective lenses having different magnifications comprises a light source, a collector lens for making a light flux emitted from the light source a substantially parallel light flux, and at least two fly-eye lenses disposed side by side along the optical axis at the back of the collector lens. A space between the two fly-eye lenses is variable in accordance with an objective lens to be used in the microscope.

REFERENCES:
patent: 4397529 (1983-08-01), Taira
patent: 4627693 (1986-12-01), Iba
patent: 4851882 (1989-07-01), Takahashi et al.
patent: 5237367 (1993-08-01), Kudo
patent: 5760963 (1998-06-01), Mori
patent: 6072623 (2000-06-01), Kitajima et al.
patent: 6507434 (2003-01-01), Miyashita

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