Camera equipped with zoom lens
US5970260A · kind A · utility
9Cited by
3References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 1998 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Sep 1, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/10
- WIPO fieldOptics
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.