Interchangeable beam splitting holder and compartment therefor
US4844614A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 1987 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Sep 1, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/144
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An interchangeable beam splitter holder includes a retainer which holds the beam splitter, and a front door and rear door which are both hingedly connected to the retainer. The doors are movable between a closed position, in which the doors substantially cover the beam splitter, and an open position, in which the doors are pivoted upwardly so that the beam splitter is exposed. The beam splitter holder also has three adjusting screws with ends which are adapted to abut against pivot points in the interferometer to thereby align the beam splitter. The beam splitter holder also has three spring plungers which abut against surfaces within the interferometer to push the ends of the adjusting screws against the three pivot points in the interferometer. The beam splitter mounting assembly includes a portion of the interferometer which forms a cavity in which the beam splitter is mounted, and three adjustable pivot points against which the beam splitter holder is mounted to register the inserted beam splitter in its proper position. The beam splitter holder compartment protectively stores unused beam splitter holders and covers and protects the solt into the interferometer chamber where a …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.