Diffusion plate having predetermined divergence angle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 2, 1989
Grant Date -
N/A
app pub date -
Nov 17, 1986
filing date -
Nov 22, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A diffusion plate useful for capturing a real image in an optical system. The plate has a roughened semi-transparent surface for diffusing incident radiation. The surface is comprised of cones etched therein for form a roughness. The cones have a geometry and average center-to-center distances which are precisely predetermined to correspond with either a desired angle of divergence or with a desired diffusion intensity.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully