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Patent Searching and Data


Title:
EYEGLASS LENS MANUFACTURING METHOD, EYEGLASS LENS MANUFACTURING SYSTEM, AND EYEGLASS LENS
Document Type and Number:
WIPO Patent Application WO/2019/003343
Kind Code:
A1
Abstract:
Provided is a method for manufacturing an eyeglass lens from lens blanks by using a laser marking technology, which does not expend time or cost in manufacturing. The present invention relates to a method for manufacturing an eyeglass lens from a lens material, the method including: a marking process (step S10) in which an identification mark 35 for identifying an eyeglass lens, and a processing information mark including a 2D code 33a for tray identification used at the time of processing the lens blanks, a tray identification code 33b, a shape line 3 and a position mark 34 are marked by forming holes or grooves on a convex surface of a lens material via a laser; and a concave surface cutting process (step S13) in which the processing information mark is read and the concave surfaces of the lens blanks are cut on the basis of the read processing information marks.

Inventors:
OOKUBO Shigeki (6-10-1 Nishi-Shinjuku Shinjuku-k, Tokyo 47, 〒1608347, JP)
Application Number:
JP2017/023755
Publication Date:
January 03, 2019
Filing Date:
June 28, 2017
Export Citation:
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Assignee:
HOYA LENS THAILAND LTD. (853 Phaholyothin Road, Prachatipat Thanyaburi, Patumthan, ., 12130, TH)
OOKUBO Shigeki (6-10-1 Nishi-Shinjuku Shinjuku-k, Tokyo 47, 〒1608347, JP)
International Classes:
G02C13/00; B23B5/36; B24B9/14; B24B13/00
Domestic Patent References:
WO2005084885A12005-09-15
Foreign References:
JP2006047782A2006-02-16
JPH08294977A1996-11-12
JP2015503127A2015-01-29
Attorney, Agent or Firm:
TANAKA Shinichiro et al. (NAKAMURA & PARTNERS, Shin-Tokyo Bldg. 3-1, Marunouchi 3-chome, Chiyoda-k, Tokyo 55, 〒1008355, JP)
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