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US 5,970,260 AGranted
Camera equipped with zoom lens
AssigneeKonica Corporation
InventorsHaruki Nakayama, Taku Wagatsuma, Tohru Tominami, Yoshito Katagiri, Yuichi Atarashi
Life of this patent
Estimating the term…
Abstract
In a camera equipped with a zoom lens for forming an image of an object onto a film surface, the camera is equipped with a front lens group composed of a first lens group, adjustable aperture blades, a second lens group, and a second lens group-holding member; a back lens group provided; and an actuator to drive the adjustable aperture blade. The actuator is provided on the object-side from a space between the second lens group and the back lens group.
Claims26
A camera equipped with a zoom lens for forming an image of an object onto a film surface, comprising:
- a front lens group provided between the object and the film surface, the front lens group comprising
- a first lens group,
- adjustable aperture blades provided between the first lens group and the film surface,
- a second lens group provided between adjustable aperture blades and the film surface, and
- a second lens group-holding member;
- a back lens group provided between the front lens group and the film surface;
- and
- an actuator to drive the adjustable aperture blades, the actuator provided on the object-side from a space between the second lens group and the back lens group.
5 more elements
Dependencies are inferred from the claim text.