Projection type image display apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 10, 2004
Grant Date -
Jan 1, 2004
app pub date -
Jun 18, 2003
filing date -
Jun 20, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A projection type display apparatus decomposes white light emitted from a light source into color light components, combines the color light components after image modulation, and projects a desirable image onto a screen by using a projection lens. A lens element constituting a part of the projection lens is disposed upstream a color light combining device for combining the color light components.
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