CH75480A - Fine grinding tool for polishing lenses - Google Patents
Fine grinding tool for polishing lensesInfo
- Publication number
- CH75480A CH75480A CH75480A CH75480DA CH75480A CH 75480 A CH75480 A CH 75480A CH 75480 A CH75480 A CH 75480A CH 75480D A CH75480D A CH 75480DA CH 75480 A CH75480 A CH 75480A
- Authority
- CH
- Switzerland
- Prior art keywords
- grinding tool
- fine grinding
- polishing lenses
- lenses
- polishing
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH75480T | 1916-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH75480A true CH75480A (en) | 1917-08-01 |
Family
ID=4326860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH75480A CH75480A (en) | 1916-12-14 | 1916-12-14 | Fine grinding tool for polishing lenses |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH75480A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1173360B (en) * | 1960-08-25 | 1964-07-02 | Philips Patentverwaltung | Grinding or polishing tool for the processing of curved surfaces with different radii of circumferentially mounted glass objects |
DE1240438B (en) * | 1959-02-18 | 1967-05-11 | Taylor & Hobson | Device for polishing aspheric lens surfaces that differ only slightly from spherical surfaces |
DE3021244A1 (en) * | 1979-06-06 | 1980-12-11 | American Optical Corp | POLISHING HEAD TO PROCESS LENSES |
FR2801825A1 (en) * | 1999-12-01 | 2001-06-08 | Gerber Coburn Optical Inc | DEVICE FOR HOLDING AN ABRASIVE PAD ON A POLISHING MACHINE IN AN APPARATUS FOR MANUFACTURING LENSES FOR EYE LENSES |
-
1916
- 1916-12-14 CH CH75480A patent/CH75480A/en unknown
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1240438B (en) * | 1959-02-18 | 1967-05-11 | Taylor & Hobson | Device for polishing aspheric lens surfaces that differ only slightly from spherical surfaces |
DE1173360B (en) * | 1960-08-25 | 1964-07-02 | Philips Patentverwaltung | Grinding or polishing tool for the processing of curved surfaces with different radii of circumferentially mounted glass objects |
DE3021244A1 (en) * | 1979-06-06 | 1980-12-11 | American Optical Corp | POLISHING HEAD TO PROCESS LENSES |
FR2801825A1 (en) * | 1999-12-01 | 2001-06-08 | Gerber Coburn Optical Inc | DEVICE FOR HOLDING AN ABRASIVE PAD ON A POLISHING MACHINE IN AN APPARATUS FOR MANUFACTURING LENSES FOR EYE LENSES |
US6464559B2 (en) | 1999-12-01 | 2002-10-15 | Gerber Coburn Optical Inc. | Device for retaining abrasive pad on lap in eyeglass lens making apparatus |
US6561886B2 (en) | 1999-12-01 | 2003-05-13 | Gerber Coburn Optical Inc. | Device for retaining abrasive pad on lap in eyeglass lens making apparatus |
GB2358602B (en) * | 1999-12-01 | 2003-07-23 | Gerber Coburn Optical Inc | Device for retaining abrasive pad on lap in eyeglass lens making apparatus |
US6645059B1 (en) | 1999-12-01 | 2003-11-11 | Gerber Coburn Optical Inc. | Device for retaining abrasive pad on lap in eyeglass lens making apparatus |
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