Projection lens
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 5, 2004
Grant Date -
Jun 3, 2004
app pub date -
Jan 5, 2004
filing date -
Dec 18, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lens assembly comprising nine lenses. Each lens includes u greater than or equal to about 12.8.degree., LEP equal to or from about 100 mm to about 400 mm, .alpha. Rba greater than or equal to about 1.degree., and .alpha. Rbi less than or equal to about -14.degree.. The outward ray angle tilt and the inward ray angle tilt are positive if the outward ray and the inward ray intersect the optical axis at a location which, when seen from the object, is in an opposite direction to projection. The outward ray angle tilt and the inward ray angle tilt are negative if the outward ray and the inward ray intersect the optical axis at a location which, when seen from the object, is in the direction of projection.
First Claim
Family
International Classification(s)
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