Quick change lens system
US4266855A · kind A · utility
9Cited by
1References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 24, 1979 |
| Grant date | May 12, 1981 |
| Priority date | — |
| Expiry date | Sep 24, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/11
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens nesting member carries a plurality of lenses in position to enable rapid selection of a desired lens and photoelectric means is provided for sensing and for identifying the desired lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.