Integrated beam splitter and adjustable light intensity control

Details Integrated beam splitter and adjustable light intensity control Integrated beam splitter and adjustable light intensity control

1980-05-30

1982-08-17

Henry, Jon W.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

350173, 354 62, 358 98, G02B 700, G02B 2710

Patent

active

043446671

ABSTRACT:
An integrated beam splitter and adjustable light intensity control adapter including a housing having a plurality of hollowed-out areas with openings from the interior thereof to the housing exterior, a connecting adapter to couple an optical device producing an optical image to the housing wherein the optical image passes through the openings within the housing, a viewing means coupled to the housing to enable a viewer to observe the optical image, a beam splitter positioned within the housing in one hollowed-out area to receive the optical image and pass a portion of the optical image along one optical path to the eyepiece and the remainder of the optical image along a second optical path to an optical system including a beam splitter and prism which deflect the remainder of the optical image into a second hollowed-out area within the housing, a light intensity control means positioned along the second optical path between the prism and an aperture extending from the second hollowed-out area to the exterior of the housing and a coupling means for attaching a video camera recording means, is shown.

REFERENCES:
patent: 4192591 (1980-03-01), Yobaccio
patent: 4248213 (1981-02-01), Landre

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