MULTI-FACET LENS HAVING CONTINUOUS NON-SPHERICAL CURVED PORTION
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
May 4, 2017
filing date -
Aug 29, 2016
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
The present invention relates to a multi-facet lens having a continuous non-spherical curved portion, and more particularly, when a thickness direction of the lens is defined as a vertical direction, to a multi-facet lens having a continuous non-spherical curved portion which allows luminous efficiency to be improved through a continuous non-spherical curved portion which has no dummy surface and no step in a direction perpendicular to a light input portion of a vertical lens.
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