FR588638A - Improvements in optical lens flattening machines - Google Patents
Improvements in optical lens flattening machinesInfo
- Publication number
- FR588638A FR588638A FR588638DA FR588638A FR 588638 A FR588638 A FR 588638A FR 588638D A FR588638D A FR 588638DA FR 588638 A FR588638 A FR 588638A
- Authority
- FR
- France
- Prior art keywords
- optical lens
- flattening machines
- lens flattening
- machines
- optical
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
- B24B9/146—Accessories, e.g. lens mounting devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR588638T | 1924-11-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR588638A true FR588638A (en) | 1925-05-12 |
Family
ID=8962203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR588638D Expired FR588638A (en) | 1924-11-07 | 1924-11-07 | Improvements in optical lens flattening machines |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR588638A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4720942A (en) * | 1986-03-10 | 1988-01-26 | Miller Jack D | Apparatus for abrading contact lens edges |
-
1924
- 1924-11-07 FR FR588638D patent/FR588638A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4720942A (en) * | 1986-03-10 | 1988-01-26 | Miller Jack D | Apparatus for abrading contact lens edges |
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