Light integrating column

Details Light integrating column Light integrating column

2006-05-23

2006-05-23

Ward, John Anthony (Department: 2875)

Illumination

Light fiber, rod, or pipe

With intensity control

C362S084000, C362S268000, C362S296040, C362S310000

Reexamination Certificate

active

07048424

ABSTRACT:
A light integrating column having an illumination column and windows that allow light to enter and exit the illumination column. The illumination column can be a solid rod or a hollow tube. In an embodiment, the windows are formed at an angle with respect to each other. Light from a light source enters through one of the windows. The light is internally reflected and diffused inside the illumination column. A diffused uniform light is transmitted out through another window. In an embodiment, a reflective coating is applied to a surface of the illumination column.

REFERENCES:
patent: 893060 (1908-07-01), Dobbins
patent: 4321630 (1982-03-01), Kramer
patent: 4575252 (1986-03-01), Akiyama
patent: 4868383 (1989-09-01), Kurtz et al.
patent: 4941723 (1990-07-01), Sasada
patent: 5079678 (1992-01-01), Parker
patent: 5803592 (1998-09-01), Lawson
patent: 5920384 (1999-07-01), Borza
patent: 5997150 (1999-12-01), Anderson
patent: 6088117 (2000-07-01), Imura et al.
patent: 6505957 (2003-01-01), Chuang
patent: 6517210 (2003-02-01), Peterson et al.

Affiliated with

Also associated with

Rating

Light integrating column does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3566841