JPH0417903B2 - - Google Patents
Info
- Publication number
- JPH0417903B2 JPH0417903B2 JP63085642A JP8564288A JPH0417903B2 JP H0417903 B2 JPH0417903 B2 JP H0417903B2 JP 63085642 A JP63085642 A JP 63085642A JP 8564288 A JP8564288 A JP 8564288A JP H0417903 B2 JPH0417903 B2 JP H0417903B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- lens
- inner lens
- shape
- cut
- 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
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63085642A JPH01257142A (ja) | 1988-04-07 | 1988-04-07 | インナーレンズ用金型の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63085642A JPH01257142A (ja) | 1988-04-07 | 1988-04-07 | インナーレンズ用金型の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01257142A JPH01257142A (ja) | 1989-10-13 |
JPH0417903B2 true JPH0417903B2 (en]) | 1992-03-26 |
Family
ID=13864481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63085642A Granted JPH01257142A (ja) | 1988-04-07 | 1988-04-07 | インナーレンズ用金型の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01257142A (en]) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19647357A1 (de) * | 1996-11-15 | 1998-05-20 | Hella Kg Hueck & Co | Fahrzeugleuchte |
JP3925696B2 (ja) * | 2001-11-05 | 2007-06-06 | コニカミノルタホールディングス株式会社 | 金型の製作方法 |
DE102009013134A1 (de) * | 2009-03-13 | 2010-09-16 | Glory Science Co., Ltd. | Fresnel-Linse sowie Vorrichtung und Verfahren zu ihrer Herstellung |
-
1988
- 1988-04-07 JP JP63085642A patent/JPH01257142A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH01257142A (ja) | 1989-10-13 |
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