Drive connection mechanism for adjustable lens system

Details Drive connection mechanism for adjustable lens system Drive connection mechanism for adjustable lens system

1980-03-17

1982-07-20

Punter, William H.

350255, G02B 704, G02B 710

Patent

active

043402801

ABSTRACT:
A drive connection mechanism for a mounting assembly of a lens system including a relatively stationary lens barrel, a lens holder member movably fitted radially inwardly of said lens barrel and an actuator member movably fitted radially outwardly of said lens barrel. A drive connection device is provided between the actuator member and the lens holding member to effect an axial drive connection therebetween whereby the actuator member may be manipulated to move the lens holder member axially of the lens barrel while preserving the normal attitude of the lens optical system relative to the common optical axis of the lens system during the entire excursion thereof.

REFERENCES:
patent: 1806422 (1931-05-01), Shaen
patent: 2514239 (1950-07-01), Hopkins
patent: 2537561 (1951-01-01), Waitt
patent: 2566485 (1951-09-01), Cuvillier
patent: 3465662 (1969-09-01), Kashiwase

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