Invention Application
- Patent Title: SPECTACLE LENS PRODUCING METHOD, SPECTACLE LENS PRODUCING SYSTEM, AND SPECTACLE LENS
-
Application No.: US16621347Application Date: 2017-06-28
-
Publication No.: US20200166775A1Publication Date: 2020-05-28
- Inventor: Shigeki OOKUBO
- Applicant: HOYA LENS THAILAND LTD.
- Applicant Address: TH Pathumthani
- Assignee: HOYA LENS THAILAND LTD.
- Current Assignee: HOYA LENS THAILAND LTD.
- Current Assignee Address: TH Pathumthani
- International Application: PCT/JP2017/023755 WO 20170628
- Main IPC: G02C7/02
- IPC: G02C7/02 ; G01N21/958 ; G06K19/06 ; G02C13/00 ; B29C59/16

Abstract:
The present invention is a method for producing a spectacle lens from a lens material, and includes: a marking step (step S10) of marking an identification mark for identifying the spectacle lens, and a processing information mark which is used to process a lens blank and includes a tray identification 2D code, a tray identification code, a shape line and a position mark by forming a hole or a groove in a convex surface of the lens material by laser; and a concave surface machining processing step (step S13) of reading the processing information mark, and machining a concave surface of the lens blank based on the read processing information mark.
Public/Granted literature
- US11712774B2 Spectacle lens producing method, spectacle lens producing system, and spectacle lens Public/Granted day:2023-08-01
Information query