Optical: systems and elements – Compound lens system – Microscope
Patent
1991-11-14
1993-12-14
Arnold, Bruce Y.
Optical: systems and elements
Compound lens system
Microscope
359383, 359392, G02B 2100, G02B 2126
Patent
active
052708551
ABSTRACT:
A microscope which comprises a main unit comprising a base, an arm body mounted on and fixed to the base, an arm top, a revolver attached to the arm top, an objective attached to the revolver, a lens barrel held by the arm top, and an eyepiece attached to the lens barrel, a stage for supporting a specimen, a movable member connected to the front of the arm body, opposing the specimen supported on the stage, and capable of moving in a vertical direction, a revolver/ stage holder attached to the movable member, for holding the revolver or the stage, a focus adjustment knob coupled to the arm body, a focus-adjusting mechanism located within the arm body and mechanically connected to the movable member and the focus adjustment knob, for moving the movable member in the vertical direction for a distance proportional to an angle through which the knob is rotated, a first revolver holder secured to the arm top, for holding the revolver, and a stage support to be mounted on the base in the case where the objective is moved in order to achieve focusing.
REFERENCES:
patent: 3721827 (1973-03-01), Reinheimer
patent: 3984678 (1976-10-01), Uchiyama et al.
patent: 4367914 (1983-01-01), Mukasa
patent: 4427270 (1984-01-01), Kraft et al.
patent: 4445758 (1984-05-01), Emmel
patent: 4660942 (1987-04-01), Hill
patent: 4756611 (1988-07-01), Yonekubo et al.
patent: 4769530 (1988-09-01), Miyahara
patent: 4902101 (1990-02-01), Fujihara et al.
patent: 5000555 (1991-03-01), Sato
patent: 5175644 (1992-12-01), Dosaka
Patent Abstracts of Japan, vol. 10, No. 12, Jan. 7, 1986, Optical Apparatus.
Arnold Bruce Y.
Neuyen Thong
Olympus Optical Co,. Ltd.
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