Lens having at least one lens centration mark and methods of...

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks

Reexamination Certificate

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Reexamination Certificate

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06951392

ABSTRACT:
A lens having at least one lens centration mark formed on a major surface of the lens is disclosed. The lens centration mark may be located at the intersection of a first axis and the major surface, where the major surface is symmetrical about the first axis such that the first axis is an axis of revolution of the surface. A method of making a lens having such lens centration mark, as well as a method for measuring the centration of a lens surface utilizing the lens centration mark, are also disclosed.

REFERENCES:
patent: 3737238 (1973-06-01), Reiner et al.
patent: 4257692 (1981-03-01), Le Naour-Sene
patent: 4615847 (1986-10-01), Howden
patent: 5151870 (1992-09-01), Beebe et al.
patent: 5224272 (1993-07-01), Toraason et al.
patent: 5253038 (1993-10-01), Bouwhuis et al.
patent: 5309283 (1994-05-01), Kreitzer
patent: 5389774 (1995-02-01), Gelman et al.
patent: 5402192 (1995-03-01), Gelman
patent: 5402193 (1995-03-01), Choate
patent: 5503694 (1996-04-01), Abrams
patent: 5523583 (1996-06-01), Choate
patent: 5619031 (1997-04-01), Choate
patent: 5668665 (1997-09-01), Choate
patent: 5690417 (1997-11-01), Polidor et al.
patent: 5711610 (1998-01-01), Deck
patent: 5832107 (1998-11-01), Choate
patent: 5835208 (1998-11-01), Hollmann et al.
patent: 5897195 (1999-04-01), Choate
patent: 5993009 (1999-11-01), Choate
patent: 6072569 (2000-06-01), Bowen
patent: 6161940 (2000-12-01), Choate et al.
patent: 6179439 (2001-01-01), Choate
patent: 6222621 (2001-04-01), Taguchi
patent: 6292306 (2001-09-01), Betensky
patent: 6362882 (2002-03-01), Choate et al.
patent: 6488398 (2002-12-01), Bloch et al.
patent: 6507705 (2003-01-01), Kasha
patent: 6518996 (2003-02-01), Polidor et al.
patent: 0 947 872 (1999-10-01), None
patent: 0 949 528 (1999-10-01), None
patent: 1 158 339 (2001-11-01), None
patent: WO 02/43370 (2002-05-01), None
“OGP Avant Apex Video Measuring System”, OpticalGaging Products, Inc., [retrieved from the internet on Jun. 11, 2003], URL <http://ogpnet.com/apex.htm>, pp. 2.
“Melles Griot Optics GuideCentration”, Melles Griot, [retrieved from the internet on Apr. 25, 2003], URL <http://mellesgriot.com/products/optics/os_3.htm>, pp2.
Magarill, Simon, “Optomechanical Sensitivity and Tolerancing”, 3M Preicision Optics, Inc., Cincinnati, Ohio, [retrieved from the internet on Apr. 25, 2003], URL <http://www.3mprecisionoptics.com/>, pp 9.
Moskovich et al. “CRT Projection Optics” (Seminar presented to the Society for Information Display (SID) in Anaheim, CA on May 6, 1991), 3M Preicision Optics, Inc., Cincinnati, Ohio, [retrieved from the internet on Apr. 25, 2003], URL <http://www.3mprecisionoptics.com/>, pp 40.
The Handbook of Plastic Optics, Second Edition, US Precision Lens, Inc., Cincinnati, Ohio, 1983.
Karow, “Fabrication Methods for Precision Optics”, 1993, John Wiley & Sons, Inc., USA, XP002310437, pp. 530-531, pp. 538-541.

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