JPS6347302U - - Google Patents
Info
- Publication number
- JPS6347302U JPS6347302U JP1986140745U JP14074586U JPS6347302U JP S6347302 U JPS6347302 U JP S6347302U JP 1986140745 U JP1986140745 U JP 1986140745U JP 14074586 U JP14074586 U JP 14074586U JP S6347302 U JPS6347302 U JP S6347302U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- axis
- sin
- distance
- fresnel
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986140745U JPH0643922Y2 (ja) | 1986-09-13 | 1986-09-13 | スポツトライト用フレネルレンズ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986140745U JPH0643922Y2 (ja) | 1986-09-13 | 1986-09-13 | スポツトライト用フレネルレンズ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6347302U true JPS6347302U (enExample) | 1988-03-31 |
| JPH0643922Y2 JPH0643922Y2 (ja) | 1994-11-14 |
Family
ID=31047885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986140745U Expired - Lifetime JPH0643922Y2 (ja) | 1986-09-13 | 1986-09-13 | スポツトライト用フレネルレンズ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0643922Y2 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004006912A (ja) * | 2003-06-09 | 2004-01-08 | Rabo Sufia Kk | 光学媒体 |
| JP2008153612A (ja) * | 2006-12-13 | 2008-07-03 | Samsung Electro Mech Co Ltd | 発光ダイオードパッケージ及びその製造方法 |
-
1986
- 1986-09-13 JP JP1986140745U patent/JPH0643922Y2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004006912A (ja) * | 2003-06-09 | 2004-01-08 | Rabo Sufia Kk | 光学媒体 |
| JP2008153612A (ja) * | 2006-12-13 | 2008-07-03 | Samsung Electro Mech Co Ltd | 発光ダイオードパッケージ及びその製造方法 |
| US8368097B2 (en) | 2006-12-13 | 2013-02-05 | Samsung Electronics Co., Ltd. | Light emitting diode package and method of manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0643922Y2 (ja) | 1994-11-14 |