Optical device for observing erected image

Details Optical device for observing erected image Optical device for observing erected image

1997-08-15

1999-05-25

Spyrou, Cassandra

Optical: systems and elements

Compound lens system

Microscope

359368, 359376, 359834, G02B 2100, G02B 2122, G02B 504

Patent

active

059074329

ABSTRACT:
A lens barrel applied to a stereo-microscope comprising a static section, an image forming lens section provided in the static section, a movable section rotatably supported by the static section, an eyepiece section supported by the movable section, an erecting optical section, provided in the static section, for erecting an observing image to be formed by a beam emitted from the image forming lens, a reflecting optical section for reflecting the beam emitted from the erecting optical section, a guiding optical section, provided in the movable section, for guiding the beam reflected by the reflecting optical section to the eyepiece section, and a varying mechanical section for varying an angle of a reflective surface of the reflecting optical section such that the beam image reflected by the reflecting optical section is guided to the eyepiece section through the guiding optical section in accordance with a rotation of the movable section from the static section.

REFERENCES:
patent: 4412727 (1983-11-01), Taira
patent: 4643541 (1987-02-01), Matsubara
patent: 4798451 (1989-01-01), Fujiwara
patent: 5543962 (1996-08-01), Kitajima et al.

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