Lens mount with built-in motor

Details Lens mount with built-in motor Lens mount with built-in motor

1984-05-15

1986-12-02

Corbin, John K.

G02B 711

Patent

active

046260773

ABSTRACT:
A mechanical mounting for a lens system having a focusing or a zoom component. A motor for driving a lens holder for the component includes a field coil of hollow cylindrical shape drivingly connected to the lens holder for the component and rotatably fitted on a circular array of field magnet elements which are secured to a tubular body. The holder is moved axially within the tubular body by the motor.

REFERENCES:
patent: 4083057 (1978-04-01), Quinn
patent: 4152060 (1979-05-01), Specht
patent: 4472033 (1984-09-01), Fukuhara et al.
patent: 4482986 (1984-11-01), Noda et al.
patent: 4482988 (1984-11-01), Tsurushima et al.
patent: 4491396 (1985-01-01), Isobe et al.

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