Optical element having anti-reflection coating

Details Optical element having anti-reflection coating Optical element having anti-reflection coating

2007-01-08

2009-11-17

Amari, Alessandro (Department: 2872)

Optical: systems and elements

Light interference

Produced by coating or lamina

Reexamination Certificate

active

07619821

ABSTRACT:
An optical element comprising a lens having a portion with a surface inclination angle of 50° or more within an effective-diameter region, the portion being 10% or more of the effective-diameter region in a projected area, and an anti-reflection coating formed on the lens, the anti-reflection coating having fine roughness with three-dimensional average surface roughness of 5-100 nm on the surface.

REFERENCES:
patent: 6359735 (2002-03-01), Gombert et al.
patent: 7161744 (2007-01-01), Ohta et al.
patent: 2005/0233113 (2005-10-01), Kotani et al.
patent: 2006/0154044 (2006-07-01), Yamada et al.
patent: 2006/0239886 (2006-10-01), Nakayama et al.
patent: 2006/0281828 (2006-12-01), Nakayama et al.
patent: 6-167601 (1994-06-01), None
patent: 9-202649 (1997-08-01), None
patent: 9-202650 (1997-08-01), None
patent: 9-202651 (1997-08-01), None
patent: 2001-272506 (2001-10-01), None
patent: 2005-173029 (2005-06-01), None
patent: 2005-234447 (2005-09-01), None
patent: 2005-275372 (2005-10-01), None
English Language Abstract of JP 2005-173029.
English Language Abstract of JP 6-167601.
English Language Abstract of JP 2001-272506.
English Language Abstract of JP 2005-234447.
English Language Abstract of JP 2005-275372.
English Language Abstract of JP 9-202649.
English Language Abstract of JP 9-202650.
English Language Abstract of JP 9-202651.
U.S. Appl. No. 11/557,569 (Yamada et al.), filed Sep. 21, 2006 and entitled, “Protective Cover for Display Panel and Its Use”.
U.S. Appl. No. 11/617,068 (Sakai et al.), filed Dec. 28, 2006 and entitled, “Dust-Proof, Light-Transmitting member and its Use, and Imaging Apparatus Comprising the Same”.

Affiliated with

Also associated with

Rating

Optical element having anti-reflection coating does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optical element having anti-reflection coating, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical element having anti-reflection coating will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4086358