JPH0542372B2 - - Google Patents
Info
- Publication number
- JPH0542372B2 JPH0542372B2 JP451486A JP451486A JPH0542372B2 JP H0542372 B2 JPH0542372 B2 JP H0542372B2 JP 451486 A JP451486 A JP 451486A JP 451486 A JP451486 A JP 451486A JP H0542372 B2 JPH0542372 B2 JP H0542372B2
- Authority
- JP
- Japan
- Prior art keywords
- molding
- glass
- oxygen concentration
- lens
- mold
- 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 - Lifetime
Links
- 238000000465 moulding Methods 0.000 claims description 37
- 239000011521 glass Substances 0.000 claims description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 229910000464 lead oxide Inorganic materials 0.000 claims 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
- C03B11/005—Pressing under special atmospheres, e.g. inert, reactive, vacuum, clean
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B11/00—Pressing molten glass or performed glass reheated to equivalent low viscosity without blowing
- C03B11/06—Construction of plunger or mould
- C03B11/08—Construction of plunger or mould for making solid articles, e.g. lenses
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Surface Treatment Of Glass (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP451486A JPS62162629A (ja) | 1986-01-13 | 1986-01-13 | ガラスレンズの成形方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP451486A JPS62162629A (ja) | 1986-01-13 | 1986-01-13 | ガラスレンズの成形方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62162629A JPS62162629A (ja) | 1987-07-18 |
| JPH0542372B2 true JPH0542372B2 (enrdf_load_stackoverflow) | 1993-06-28 |
Family
ID=11586159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP451486A Granted JPS62162629A (ja) | 1986-01-13 | 1986-01-13 | ガラスレンズの成形方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62162629A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712939B2 (ja) * | 1988-09-28 | 1995-02-15 | ホーヤ株式会社 | ガラス成形体の製造方法 |
| WO1999024177A1 (en) * | 1997-11-12 | 1999-05-20 | Ablation Technologies Inc. | Method and apparatus for cleaning molds used in the glass fabrication industry |
-
1986
- 1986-01-13 JP JP451486A patent/JPS62162629A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62162629A (ja) | 1987-07-18 |
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