JP4493472B2 - 光学素子の成形方法 - Google Patents
光学素子の成形方法 Download PDFInfo
- Publication number
- JP4493472B2 JP4493472B2 JP2004324058A JP2004324058A JP4493472B2 JP 4493472 B2 JP4493472 B2 JP 4493472B2 JP 2004324058 A JP2004324058 A JP 2004324058A JP 2004324058 A JP2004324058 A JP 2004324058A JP 4493472 B2 JP4493472 B2 JP 4493472B2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- mold
- optical material
- molding
- optical element
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims description 83
- 238000000465 moulding Methods 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims description 41
- 238000001816 cooling Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00019—Production of simple or compound lenses with non-spherical faces, e.g. toric faces
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
1A 面取り部
2 光学素子
3 光学機能面
10 上型
11 コア
11A 転写面
12 型板
20 下型
21 中板
22 型板
Claims (2)
- 上型と下型との間に平面形状が多角形の厚みを有する平板状の光学素材を、前記平面多角形状の2面を前記上型および下型の転写面に対面させてセットし、前記上型と前記下型とを接近させる方向に移動して、この光学素材の中央部に前記上型と下型のうちの少なくとも一方の転写面を当接させるようにした後に、次いでこの転写面を前記光学素材の周囲に当接させるようにプレス成形して非回転対称な光学機能面を有する光学素子を成形する方法において、
前記多角形状の光学素材の角部を前記上型と下型とを接近させる方向で予め面取り加工したことを特徴とする光学素子の成形方法。 - 前記光学素材の平面形状を長方形状とし、角部から切断個所までの長さをC0.5mm〜C5.0mmの範囲としたことを特徴とする請求項1に記載の光学素子の成形方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004324058A JP4493472B2 (ja) | 2004-11-08 | 2004-11-08 | 光学素子の成形方法 |
US11/261,670 US20060098295A1 (en) | 2004-11-08 | 2005-10-31 | Method for forming optical elements |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004324058A JP4493472B2 (ja) | 2004-11-08 | 2004-11-08 | 光学素子の成形方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006131467A JP2006131467A (ja) | 2006-05-25 |
JP4493472B2 true JP4493472B2 (ja) | 2010-06-30 |
Family
ID=36316020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004324058A Expired - Fee Related JP4493472B2 (ja) | 2004-11-08 | 2004-11-08 | 光学素子の成形方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20060098295A1 (ja) |
JP (1) | JP4493472B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101161942B1 (ko) | 2010-02-23 | 2012-07-04 | 삼성전기주식회사 | 플라스틱 렌즈, 렌즈 모듈, 및 렌즈 사출 금형 |
JP7299910B2 (ja) * | 2018-10-02 | 2023-06-28 | パナソニックホールディングス株式会社 | 光学素子およびその製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10236829A (ja) * | 1996-12-26 | 1998-09-08 | Hoya Corp | ガラス成形品の製造方法 |
JP2001278629A (ja) * | 2000-03-31 | 2001-10-10 | Fuji Photo Optical Co Ltd | 光学素子成形方法及び光学素子成形用光学素材 |
JP2004217491A (ja) * | 2003-01-17 | 2004-08-05 | Nikon Corp | 光学素子 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07248407A (ja) * | 1994-03-11 | 1995-09-26 | Canon Inc | 回転多面鏡およびその製造方法 |
JP3664522B2 (ja) * | 1995-07-18 | 2005-06-29 | 松下電器産業株式会社 | 光学素子成形型、光学素子成形方法及び光学素子 |
JP2001163628A (ja) * | 1999-10-01 | 2001-06-19 | Hoya Corp | 成形品の製造方法 |
-
2004
- 2004-11-08 JP JP2004324058A patent/JP4493472B2/ja not_active Expired - Fee Related
-
2005
- 2005-10-31 US US11/261,670 patent/US20060098295A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10236829A (ja) * | 1996-12-26 | 1998-09-08 | Hoya Corp | ガラス成形品の製造方法 |
JP2001278629A (ja) * | 2000-03-31 | 2001-10-10 | Fuji Photo Optical Co Ltd | 光学素子成形方法及び光学素子成形用光学素材 |
JP2004217491A (ja) * | 2003-01-17 | 2004-08-05 | Nikon Corp | 光学素子 |
Also Published As
Publication number | Publication date |
---|---|
JP2006131467A (ja) | 2006-05-25 |
US20060098295A1 (en) | 2006-05-11 |
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