Title:
LENS BLANK, LENS MATRIX, METHOD FOR MANUFACTURING LENS BLANK, AND METHOD FOR MANUFACTURING SPECTACLE LENS
Document Type and Number:
WIPO Patent Application WO/2015/186696
Kind Code:
A1
Abstract:
[Problem] To provide a technique that makes it possible to fix a lens blank to a fixing jig in a stable manner. [Solution] A lens blank (LB), having a convex-shaped first surface (1) and a second surface (2) arranged opposite the first surface (1) so as to include a convex-shaped or planar surface (2a).
Inventors:
HONMA YUKIO (JP)
Application Number:
PCT/JP2015/065884
Publication Date:
December 10, 2015
Filing Date:
June 02, 2015
Export Citation:
Assignee:
NIKON ESSILOR CO LTD (JP)
International Classes:
G02B3/00; B24B13/005; G02C7/00; G02C13/00
Domestic Patent References:
WO2010058740A1 | 2010-05-27 |
Foreign References:
JP2012522276A | 2012-09-20 | |||
JP2004216545A | 2004-08-05 | |||
JP2012254919A | 2012-12-27 | |||
JP2003520989A | 2003-07-08 | |||
US20050020186A1 | 2005-01-27 | |||
JPH07502461A | 1995-03-16 | |||
JPS60114458A | 1985-06-20 |
Attorney, Agent or Firm:
NISHI, Kazuya et al. (JP)
West Kazuya (JP)
West Kazuya (JP)
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