Ring lighting for microscopes

Details Ring lighting for microscopes Ring lighting for microscopes

1980-03-31

1982-09-28

Henry, Jon W.

G02B 2110

Patent

active

043515843

ABSTRACT:
Improved ring lighting for microscopes, characterized in that it comprises substantially the combination of a light source remote from the precious stone being examined, a glass fiber guide extending to an annular end-piece and a reflector secured on the latter.

REFERENCES:
patent: 1427714 (1922-08-01), Beck
patent: 2157437 (1939-05-01), Shipley
patent: 2809554 (1957-10-01), Bernhardt
patent: 3078764 (1963-02-01), Barabas et al.
patent: 3752560 (1973-08-01), Lunn
patent: 3920311 (1975-11-01), Tsuda et al.
patent: 3930713 (1976-01-01), Stakewitz et al.
patent: 3971621 (1976-07-01), Albrecht-Buehler
patent: 4152069 (1979-05-01), Bruck
patent: 4160578 (1979-07-01), Gottlieb et al.
patent: 4259011 (1981-03-01), Crumm et al.
patent: 4291938 (1981-09-01), Wagner

Affiliated with

Also associated with

Rating

Ring lighting for microscopes does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ring lighting for microscopes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ring lighting for microscopes will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-397583