JPS5344991A - Method of grinding mold for multi-focal lens - Google Patents
Method of grinding mold for multi-focal lensInfo
- Publication number
- JPS5344991A JPS5344991A JP11914176A JP11914176A JPS5344991A JP S5344991 A JPS5344991 A JP S5344991A JP 11914176 A JP11914176 A JP 11914176A JP 11914176 A JP11914176 A JP 11914176A JP S5344991 A JPS5344991 A JP S5344991A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- focal lens
- grinding mold
- molds
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Eyeglasses (AREA)
Abstract
PURPOSE: To accomplish highly efficient grinding of molds for bifocal lens particularly having lens for myopia using a fast rotating dish-shaped or similar-shaped diamond wheel in producing glass molds for organic-glass-made multi-focal spectacles lens.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11914176A JPS5344991A (en) | 1976-10-04 | 1976-10-04 | Method of grinding mold for multi-focal lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11914176A JPS5344991A (en) | 1976-10-04 | 1976-10-04 | Method of grinding mold for multi-focal lens |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5344991A true JPS5344991A (en) | 1978-04-22 |
Family
ID=14753930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11914176A Pending JPS5344991A (en) | 1976-10-04 | 1976-10-04 | Method of grinding mold for multi-focal lens |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5344991A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009545458A (en) * | 2006-08-01 | 2009-12-24 | エルヴィン ユンカー マシーネンファブリーク ゲゼルシャフト ミット ベシュレンクテル ハフツング | Method for grinding throwaway tip and grinding wheel for carrying out grinding method |
-
1976
- 1976-10-04 JP JP11914176A patent/JPS5344991A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009545458A (en) * | 2006-08-01 | 2009-12-24 | エルヴィン ユンカー マシーネンファブリーク ゲゼルシャフト ミット ベシュレンクテル ハフツング | Method for grinding throwaway tip and grinding wheel for carrying out grinding method |
US8500518B2 (en) | 2006-08-01 | 2013-08-06 | Erwin Junker Maschinenfabrik Gmbh | Method of grinding an indexable insert and grinding wheel for carrying out the grinding method |
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