OPTICAL SYSTEM AND OPTICAL LENS
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Nov 26, 2015
app pub date -
Feb 13, 2015
filing date -
May 22, 2014
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical system, including a focusing lens group; a replaceable lens group; an optical filter; and an imaging surface. The replaceable lens group includes at least one lens and is disposed at one side of the focusing lens group facing an object space, and the at least one lens is replaceable so as to achieve the alteration of focal distance. The optical filter is disposed at one side of the focusing lens group facing the image group. The imaging surface is disposed at one side of the optical filter facing the image space.
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