Satellite optical scan device

Details Satellite optical scan device Satellite optical scan device

1985-05-17

1986-11-11

Corbin, John K.

G02B 2610

Patent

active

046218939

ABSTRACT:
An optical scan device for use in a satellite orbiting the earth. It compes a platform rotating about an axis. A first periscope which has a longitudinal axis and first and second mirrors is attached to the platform such that the first mirror is positioned with its optical axis coincident with the axis of rotation of the platform. A second periscope which has a longitudinal axis and third and fourth mirrors is pivotally attached to the platform such that the second periscope is pivoted in line with the optical centers of the second mirror and the third mirror, and such that the third mirror is in optical communication with the second mirror. Means are provided for pivoting the second periscope through an angle of .alpha..degree. as the platform rotates about its axis of rotation.

REFERENCES:
patent: 978368 (1910-12-01), Gruble
patent: 3572883 (1971-03-01), Nordlund et al.
patent: 4039246 (1977-08-01), Voight
patent: 4379624 (1983-04-01), Miller et al.

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