Positioner for optical element

Details Positioner for optical element Positioner for optical element

1982-08-26

1985-06-25

Punter, William H.

74108, G02B 704

Patent

active

045250308

ABSTRACT:
An optical element positioner in which a carriage holding the optical element is driven in response to electrical control signals to selected locations along an optical path by a moving-iron, limited-rotation actuator, with the reflected load inertia substantially matched to the actuator rotor and crank arm inertia.

REFERENCES:
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patent: 1953805 (1934-04-01), Hegel
patent: 2233248 (1941-02-01), Douglas
patent: 3434082 (1969-03-01), Montagu
patent: 3614898 (1971-10-01), Paine
patent: 3624574 (1969-11-01), Montagu
patent: 3970979 (1976-07-01), Montagu
patent: 4103191 (1978-07-01), Kawamura et al.
patent: 4238962 (1980-12-01), Taenzer
patent: 4366722 (1983-01-01), Hasler
Mizoshita et al., "Mechanical and Servo Design of a 10 Inch Disk Drive", IEEE Transactions on Magnetics, vol. MAG-17, No. 4, Jul. 1981, pp. 1387-1391.
Winfrey et al., "Design of a High Performance Rotary Positioner for a Magnetic Disk Memory", IEEE Transactions on Magnetics, vol. MAG-17, No. 4, Jul. 1981, pp. 1392-1395.
Hardman et al, "Lens Drive Wear Mechanism", IBM Tech. Disc. Bull., 8-1976, p. 804.

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