JP4633534B2 - 取付基準面付きレンズ - Google Patents
取付基準面付きレンズ Download PDFInfo
- Publication number
- JP4633534B2 JP4633534B2 JP2005139723A JP2005139723A JP4633534B2 JP 4633534 B2 JP4633534 B2 JP 4633534B2 JP 2005139723 A JP2005139723 A JP 2005139723A JP 2005139723 A JP2005139723 A JP 2005139723A JP 4633534 B2 JP4633534 B2 JP 4633534B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- plane
- reference surface
- optical axis
- principal point
- 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.)
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/022—Mountings, adjusting means, or light-tight connections, for optical elements for lenses lens and mount having complementary engagement means, e.g. screw/thread
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4206—Optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4228—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements
- G02B6/423—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements using guiding surfaces for the alignment
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Lens Barrels (AREA)
Description
1a 光出射点
2A,2B 取付基準面付きレンズ(レンズ)
3 (受光側の)光ファイバ
3a 光入射端面
21 取付基準面
22 フランジ部
23 入射側の主点Hを含み光軸Xに垂直な平面(入射側の平面)
24 出射側の主点H´を含み光軸Xに垂直な平面(出射側の平面)
H 入射側の主点
H´ 出射側の主点
X 光軸
Claims (4)
- レンズ取付時にレンズ支持部材側の被当接面に突き当てられるアライメント用の取付基準面を備えてなるレンズであって、
前記取付基準面は、当該レンズの周縁部において鍔状に形成されたフランジ部に設けられたものであり、当該レンズの入射側の主点を含み光軸に垂直な平面と出射側の主点を含み光軸に垂直な平面との間の位置に配されていることを特徴とする取付基準面付きレンズ。 - 前記取付基準面は、前記入射側の主点を含み光軸に垂直な平面と前記出射側の主点を含み光軸に垂直な平面との間の中央の位置よりも、当該レンズの入射側のレンズ面と出射側のレンズ面とのうちで開口数の大きい方の側に近い位置に、配されていることを特徴とする請求項1記載の取付基準面付きレンズ。
- 入射光または出射光のいずれか一方が平行光とされるレンズであって、
前記取付基準面は、前記入射光が前記平行光とされるものにおいては前記出射側の主点を含み光軸に垂直な平面の位置と略一致する位置に、前記出射光が前記平行光とされるものにおいては前記入射側の主点を含み光軸に垂直な平面の位置と略一致する位置に、配されていることを特徴とする請求項1記載の取付基準面付きレンズ。 - 光通信システムの光結合部に設置される結合用のレンズであることを特徴とする請求項1〜3までのうちいずれか1項記載の取付基準面付きレンズ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005139723A JP4633534B2 (ja) | 2005-05-12 | 2005-05-12 | 取付基準面付きレンズ |
US11/429,989 US7417806B2 (en) | 2005-05-12 | 2006-05-09 | Lens with reference mounting surface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005139723A JP4633534B2 (ja) | 2005-05-12 | 2005-05-12 | 取付基準面付きレンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006317676A JP2006317676A (ja) | 2006-11-24 |
JP4633534B2 true JP4633534B2 (ja) | 2011-02-16 |
Family
ID=37418858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005139723A Active JP4633534B2 (ja) | 2005-05-12 | 2005-05-12 | 取付基準面付きレンズ |
Country Status (2)
Country | Link |
---|---|
US (1) | US7417806B2 (ja) |
JP (1) | JP4633534B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101328960B1 (ko) * | 2007-11-05 | 2013-11-14 | 엘지전자 주식회사 | 프로젝터 |
JP5455021B2 (ja) * | 2009-07-23 | 2014-03-26 | スタンレー電気株式会社 | 照明用レンズの製造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6153602A (ja) * | 1984-08-13 | 1986-03-17 | コ−ニング グラス ワ−クス | 光学部材 |
JPS63294502A (ja) * | 1987-05-27 | 1988-12-01 | Matsushita Electric Ind Co Ltd | 単一レンズ |
JPH04310632A (ja) * | 1991-04-08 | 1992-11-02 | Clarion Co Ltd | ピックアップレンズ取付構造 |
JPH0935322A (ja) * | 1995-07-11 | 1997-02-07 | Nec Corp | 光ヘッド |
JPH11202106A (ja) * | 1998-01-14 | 1999-07-30 | Asahi Optical Co Ltd | プラスチックレンズ |
JP2004126588A (ja) * | 2002-10-01 | 2004-04-22 | Eastman Kodak Co | 透過および反射光ファイバ部品に使用される対称的両非球状レンズ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0961665A (ja) | 1995-08-25 | 1997-03-07 | Oki Electric Ind Co Ltd | 光結合用レンズ |
KR100444206B1 (ko) * | 1998-09-17 | 2004-08-16 | 마쯔시다덴기산교 가부시키가이샤 | 결합렌즈 및 반도체 레이저 모듈 |
JP2005208330A (ja) * | 2004-01-22 | 2005-08-04 | Nippon Sheet Glass Co Ltd | ホルダ付き成形光学部品およびその製造方法 |
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2005
- 2005-05-12 JP JP2005139723A patent/JP4633534B2/ja active Active
-
2006
- 2006-05-09 US US11/429,989 patent/US7417806B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6153602A (ja) * | 1984-08-13 | 1986-03-17 | コ−ニング グラス ワ−クス | 光学部材 |
JPS63294502A (ja) * | 1987-05-27 | 1988-12-01 | Matsushita Electric Ind Co Ltd | 単一レンズ |
JPH04310632A (ja) * | 1991-04-08 | 1992-11-02 | Clarion Co Ltd | ピックアップレンズ取付構造 |
JPH0935322A (ja) * | 1995-07-11 | 1997-02-07 | Nec Corp | 光ヘッド |
JPH11202106A (ja) * | 1998-01-14 | 1999-07-30 | Asahi Optical Co Ltd | プラスチックレンズ |
JP2004126588A (ja) * | 2002-10-01 | 2004-04-22 | Eastman Kodak Co | 透過および反射光ファイバ部品に使用される対称的両非球状レンズ |
Also Published As
Publication number | Publication date |
---|---|
US20060256454A1 (en) | 2006-11-16 |
JP2006317676A (ja) | 2006-11-24 |
US7417806B2 (en) | 2008-08-26 |
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