Title:
【発明の名称】レンズ調心及び位置決め方法及び装置
Document Type and Number:
Japanese Patent JP2996777
Kind Code:
B2
Abstract:
A method and apparatus for aligning and positioning a lens such that the optical and/or cylinder axis of the lens is precisely aligned with a fixture for the purpose of assembly or further mechanical operations such as machining and polishing. According to another aspect of the invention, the lens apex is precisely positioned a constant distance from a reference point. In order to implement the above, a method and apparatus is disclosed for optically aligning and positioning lenses using digitized video imaging, an X-Y-Z micron stage and a microprocessor (or computer) capable of performing image analysis.
Inventors:
Patrick Et Bens
Andrew J. Eccles, Pho
Peter Bee Bumpass
Richard W Adams
Stephen Earl Grant
Andrew J. Eccles, Pho
Peter Bee Bumpass
Richard W Adams
Stephen Earl Grant
Application Number:
JP22249191A
Publication Date:
January 11, 2000
Filing Date:
May 27, 1991
Export Citation:
Assignee:
Ben's Research and Development Corporation
International Classes:
B23Q15/22; B23Q17/24; B24B13/00; G01M11/02; G02C7/04; G02C13/00; (IPC1-7): B24B13/00; G02C7/04
Domestic Patent References:
| JP58114851A | ||||
| JP5877438A | ||||
| JP61230858A | ||||
| JP6464768A | ||||
| JP6478752A | ||||
| JP6321552U | ||||
| JP1129054U |
Attorney, Agent or Firm:
Toru Tanabe