Tri-directional positioning device for optical system including

Details Tri-directional positioning device for optical system including Tri-directional positioning device for optical system including

1976-12-13

1979-01-09

Griffin, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

354103, 354204, H04N 904, G03B 3310, G03B 1742

Patent

active

041341295

ABSTRACT:
The positioning device includes a carrier for an element of an optical system, which is to be positioned very carefully with respect to a certain axis. The device includes first means to move the element in a direction parallel to the axis, second means for tilting the element with respect to the axis, and third means to move the element in planes perpendicular to the axis. The device also includes a locking mechanism to lock the carrier in the selected position determined by the conditions of the first, second and third means.

REFERENCES:
patent: 2301921 (1942-11-01), Willcox
patent: 2725783 (1955-12-01), Jackson
patent: 3143944 (1964-08-01), Takata
patent: 3825938 (1974-07-01), Koch
patent: 4008372 (1977-12-01), Ueno et al.

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