Fluorescent lamp having zero back brightness

Details Fluorescent lamp having zero back brightness Fluorescent lamp having zero back brightness

1975-10-06

1977-12-06

Tokar, M.

Electric lamp and discharge devices

With luminescent solid or liquid material

With gaseous discharge medium

313489, H01J 162

Patent

active

040619460

ABSTRACT:
In a directional fluorescent lamp having a reflector layer between the phosphor and the glass envelope wall, there is a dark, nonreflecting, light-absorbing layer between the reflector layer and the glass to prevent light escaping from the back of the lamp.

REFERENCES:
patent: 3026436 (1962-03-01), Hughes
patent: 3225241 (1965-12-01), Spencer et al.

Affiliated with

Also associated with

Rating

Fluorescent lamp having zero back brightness does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Fluorescent lamp having zero back brightness, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Fluorescent lamp having zero back brightness will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1552799