JP2002267809A5 - - Google Patents
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- Publication number
- JP2002267809A5 JP2002267809A5 JP2002030455A JP2002030455A JP2002267809A5 JP 2002267809 A5 JP2002267809 A5 JP 2002267809A5 JP 2002030455 A JP2002030455 A JP 2002030455A JP 2002030455 A JP2002030455 A JP 2002030455A JP 2002267809 A5 JP2002267809 A5 JP 2002267809A5
- Authority
- JP
- Japan
- Prior art keywords
- dimensional reference
- lens body
- reference surface
- optical surface
- substantially cylindrical
- 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.)
- Pending
Links
Claims (3)
- （ａ）レンズ本体部と、
（ｂ）前記レンズ本体部の第１の端に設けられた３次元基準面と、
（ｃ）前記３次元基準面を切り取って設けられた第１の光学表面と、
（ｄ）前記レンズ本体部の第２の端の近傍に設けられた第２の光学表面と、
を含むことを特徴とする成形されたレンズ要素。 - 前記３次元基準面と凸状の光学表面との間の略円柱形の本体部に、機械加工により設けられた環状のくぼみデータムを更に含むことを特徴とする請求項１に記載の成形されたレンズ要素。
- 略円柱形のレンズ本体部と前記第２の光学表面との間の略円柱形のレンズ本体部の第２の端に、成形により設けられた第２の３次元基準面を更に含むことを特徴とする請求項１に記載の成形されたレンズ要素。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/782,432 | 2001-02-13 | ||
| US09/782,432 US6476973B1 (en) | 2001-02-13 | 2001-02-13 | Compound surface to aid in the fabrication of a lens with a plano surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002267809A JP2002267809A (ja) | 2002-09-18 |
| JP2002267809A5 true JP2002267809A5 (ja) | 2005-08-18 |
Family
ID=25126035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002030455A Pending JP2002267809A (ja) | 2001-02-13 | 2002-02-07 | 平面を有するレンズの製造を容易にする複合面を含む成形されたレンズ要素 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6476973B1 (ja) |
| EP (1) | EP1233286A3 (ja) |
| JP (1) | JP2002267809A (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040051982A1 (en) * | 2002-09-13 | 2004-03-18 | Perchak Robert M. | Wide angle surface generator & target |
| US7835467B2 (en) | 2006-01-05 | 2010-11-16 | Qualcomm, Incorporated | DC offset correction for high gain complex filter |
| JP5968033B2 (ja) * | 2012-04-18 | 2016-08-10 | アルプス電気株式会社 | 傾斜面付きレンズの製造方法 |
| JP1557563S (ja) | 2015-10-30 | 2016-08-29 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1814569U (de) * | 1959-12-29 | 1960-07-07 | Agfa Ag | Halterung fuer linsen. |
| US3833347A (en) | 1970-11-27 | 1974-09-03 | Eastman Kodak Co | Method for molding glass lenses |
| CA1081958A (en) | 1975-09-02 | 1980-07-22 | Gerald E. Blair | Method of molding glass elements |
| US4168961A (en) | 1975-09-02 | 1979-09-25 | Eastman Kodak Company | Method of molding glass elements |
| US4421383A (en) * | 1980-01-17 | 1983-12-20 | Gte Laboratories Incorporated | Optical fiber connectors |
| US4734118A (en) | 1981-10-30 | 1988-03-29 | Corning Glass Works | Process to mold precision glass articles |
| FR2539516A1 (fr) * | 1983-01-14 | 1984-07-20 | Lestrade Stereoscopes | Appareil pour visionner des vues diapositives |
| DE3402648A1 (de) * | 1983-01-28 | 1984-08-02 | Canon K.K., Tokio/Tokyo | Formgebungsvorrichtung fuer ein optisches element |
| US4629489A (en) | 1984-07-09 | 1986-12-16 | Hoya Corporation | Method of manufacturing pressed lenses |
| US4797144A (en) | 1987-07-20 | 1989-01-10 | Corning Glass Works | Deep pressing mold and process for molded optical elements |
| US4836840A (en) | 1988-09-26 | 1989-06-06 | Hoya Corporation | Press-molding device for lenses |
| US4964903A (en) | 1989-03-08 | 1990-10-23 | Corning Incorporated | Apparatus for molding glass molds |
| US4929265A (en) | 1989-03-08 | 1990-05-29 | Corning Incorporated | Method of molding glass optical elements |
| US4897101A (en) | 1989-03-08 | 1990-01-30 | Corning Incorporated | Method of forming a precision glass mold and article |
| US4883528A (en) | 1989-03-08 | 1989-11-28 | Corning Incorporated | Apparatus for molding glass optical elements |
| US4955686A (en) * | 1989-06-16 | 1990-09-11 | Gte Laboratories Incorporated | Optical fiber crossconnect switch |
| JPH0431328A (ja) | 1990-05-25 | 1992-02-03 | Canon Inc | 光学素子成形用型構造及びプレス成形方法 |
| JPH0829726A (ja) * | 1994-07-13 | 1996-02-02 | Nikon Corp | ビーム整形光学系 |
| JP3267073B2 (ja) | 1994-11-01 | 2002-03-18 | 松下電器産業株式会社 | 光学素子の成形方法及び成形された光学素子 |
| US6088170A (en) * | 1997-01-28 | 2000-07-11 | Samsung Electronics Co., Ltd. | Optical system for shaping light beams and an optical pickup employing the same |
| US5900993A (en) * | 1997-05-09 | 1999-05-04 | Cross Check Corporation | Lens systems for use in fingerprint detection |
| JP4001985B2 (ja) * | 1997-09-30 | 2007-10-31 | フジノン株式会社 | 光学レンズ及び光学レンズの製造方法 |
| JP4083955B2 (ja) * | 2000-06-12 | 2008-04-30 | パイオニア株式会社 | 対物レンズ、光ピックアップ装置及び光学式記録再生装置 |
-
2001
- 2001-02-13 US US09/782,432 patent/US6476973B1/en not_active Expired - Fee Related
-
2002
- 2002-02-01 EP EP02075428A patent/EP1233286A3/en not_active Withdrawn
- 2002-02-07 JP JP2002030455A patent/JP2002267809A/ja active Pending
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