JPH0554085B2 - - Google Patents
Info
- Publication number
- JPH0554085B2 JPH0554085B2 JP61296757A JP29675786A JPH0554085B2 JP H0554085 B2 JPH0554085 B2 JP H0554085B2 JP 61296757 A JP61296757 A JP 61296757A JP 29675786 A JP29675786 A JP 29675786A JP H0554085 B2 JPH0554085 B2 JP H0554085B2
- Authority
- JP
- Japan
- Prior art keywords
- curved surface
- angle
- flat
- built
- intersect
- 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
Landscapes
- Lens Barrels (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29675786A JPS63149602A (ja) | 1986-12-15 | 1986-12-15 | ガラスレンズ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29675786A JPS63149602A (ja) | 1986-12-15 | 1986-12-15 | ガラスレンズ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63149602A JPS63149602A (ja) | 1988-06-22 |
| JPH0554085B2 true JPH0554085B2 (en]) | 1993-08-11 |
Family
ID=17837723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29675786A Granted JPS63149602A (ja) | 1986-12-15 | 1986-12-15 | ガラスレンズ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63149602A (en]) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2501230B2 (ja) * | 1988-12-13 | 1996-05-29 | キヤノン株式会社 | レンズの成形用型 |
| JP2001297471A (ja) * | 2000-02-08 | 2001-10-26 | Asahi Optical Co Ltd | 光ピックアップ用対物光学系 |
| JP2002243912A (ja) | 2001-02-14 | 2002-08-28 | Sony Corp | レンズ、組み合わせレンズ、製造方法、光学ピックアップ装置および光ディスク装置 |
| TWI271546B (en) * | 2005-11-29 | 2007-01-21 | Kinik Co | Aspherical designing method for making glass-molding |
| JP5138656B2 (ja) * | 2009-10-15 | 2013-02-06 | シャープ株式会社 | レンズ評価方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5942505A (ja) * | 1982-09-01 | 1984-03-09 | Ricoh Co Ltd | プラスチツクレンズ |
| JPS59121602U (ja) * | 1983-02-05 | 1984-08-16 | キヤノン株式会社 | モ−ルドレンズ |
-
1986
- 1986-12-15 JP JP29675786A patent/JPS63149602A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63149602A (ja) | 1988-06-22 |
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