Compact zoom lens system

Details Compact zoom lens system Compact zoom lens system

1984-12-04

1988-03-15

Corbin, John K.

350427, G02B 15177, G02B 15163

Patent

active

047309075

ABSTRACT:
A compact zoom lens system comprising a first lens unit having negative refractive power and arranged as a movable lens unit, a second lens unit having positive refractive power and arranged as a movable lens unit, and a third lens unit arranged as a fixed lens unit, the compact zoom lens system being arranged that the third lens unit comprises a meniscus lens which is concave toward the object side and that aberrations are corrected favorably.

REFERENCES:
patent: 4094586 (1978-06-01), Sato et al.
patent: 4647160 (1987-03-01), Ikemori

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