Lens barrel for a microscope

Details Lens barrel for a microscope Lens barrel for a microscope

1991-09-25

1993-01-05

Henry, Jon W.

Optical: systems and elements

Compound lens system

Microscope

G02B 2100

Patent

active

051776367

ABSTRACT:
A lens barrel for a microscope comprises an eyepiece barrel provided for rotation relative to a barrel body, a reflecting mirror holder for holding on the rotational center axis of the eyepiece barrel a reflecting mirror having a reflecting surface for reflecting light from an objective lens, and rotating the reflecting mirror about the rotational center axis, first and second circumferential surfaces having a ratio of outer diameters of approximately 1 to 2 and formed on the eyepiece barrel and the reflecting mirror holder, respectively, about the rotational center axis, a pulley rotatably supported on the barrel body, and a connecting member for connecting the first circumferential surface of the eyepiece barrel and the second circumferential surface of the reflecting mirror holder together through the pulley.

REFERENCES:
patent: 2138665 (1938-11-01), Ott
patent: 2453257 (1948-11-01), Ott
patent: 4175826 (1979-11-01), Blaha et al.
patent: 4491397 (1985-01-01), Barthelat et al.
patent: 4576450 (1986-11-01), Westphal
patent: 4798451 (1989-01-01), Fujiwara

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