LIGHT-QUANTITY CONTROL APPARATUS AND OPTICAL APPARATUS
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 -
Dec 2, 2014
filing date -
Jun 6, 2012
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A light-quantity control apparatus includes a light-quantity control blade movable along a curved path preformed between a first optical member and a second optical member, and a blade driver configured to rotate the light-quantity control blade along the curved path. A light-quantity control apparatus includes a light-quantity control blade movable along a curved path preformed between a first optical member and a second optical member, and a blade driver configured to rotate the light-quantity control blade along the curved path. The blade driver includes a rotating member configured to rotate the light-quantity control blade, and a driver connected to an outer circumferential edge portion of the rotating member.
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