Apparatus for positioning optical elements

Details Apparatus for positioning optical elements Apparatus for positioning optical elements

1988-07-15

1989-12-05

Arnold, Bruce Y.

Supports

Pipe or cable

Extending through plate

350632, 350633, 350636, 248487, G02B 508

Patent

active

048848824

ABSTRACT:
Apparatus for precise rapid orientation of an optical element comprising apparatus for supporting an optical element for rotation about a first axis, apparatus for selectably positioning the optical element about the first axis and including a rotatable cam having a cam surface, a dimension of which varies along its extent and determines the position of the optical element about the first axis; a step motor for determining the rotational orientation of the rotatable cam and thus determining which portion thereof is in operative engagement with the optical element for positioning thereof; and apparatus for interconnecting the rotatable cam with the step motor and comprising a flexible coupling.

REFERENCES:
patent: 3552836 (1971-01-01), Oskam
patent: 4247172 (1981-01-01), Wunsch et al.

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