JP5733388B2 - 対物レンズ及び対物レンズの製造方法並びに成形金型 - Google Patents
対物レンズ及び対物レンズの製造方法並びに成形金型 Download PDFInfo
- Publication number
- JP5733388B2 JP5733388B2 JP2013507691A JP2013507691A JP5733388B2 JP 5733388 B2 JP5733388 B2 JP 5733388B2 JP 2013507691 A JP2013507691 A JP 2013507691A JP 2013507691 A JP2013507691 A JP 2013507691A JP 5733388 B2 JP5733388 B2 JP 5733388B2
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- optical
- flange
- lens
- mold
- 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
- 238000000465 moulding Methods 0.000 title claims description 82
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 230000003287 optical effect Effects 0.000 claims description 281
- 238000012546 transfer Methods 0.000 claims description 62
- 239000011347 resin Substances 0.000 claims description 56
- 229920005989 resin Polymers 0.000 claims description 56
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000012360 testing method Methods 0.000 description 14
- 238000011156 evaluation Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1374—Objective lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1353—Diffractive elements, e.g. holograms or gratings
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
- G11B7/1367—Stepped phase plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0027—Gate or gate mark locations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013507691A JP5733388B2 (ja) | 2011-03-28 | 2012-03-28 | 対物レンズ及び対物レンズの製造方法並びに成形金型 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011070983 | 2011-03-28 | ||
JP2011070983 | 2011-03-28 | ||
PCT/JP2012/058230 WO2012133578A1 (fr) | 2011-03-28 | 2012-03-28 | Lentille de focalisation, procédé de fabrication d'une lentille de focalisation et matrice de moulage |
JP2013507691A JP5733388B2 (ja) | 2011-03-28 | 2012-03-28 | 対物レンズ及び対物レンズの製造方法並びに成形金型 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012133578A1 JPWO2012133578A1 (ja) | 2014-07-28 |
JP5733388B2 true JP5733388B2 (ja) | 2015-06-10 |
Family
ID=46931285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013507691A Expired - Fee Related JP5733388B2 (ja) | 2011-03-28 | 2012-03-28 | 対物レンズ及び対物レンズの製造方法並びに成形金型 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5733388B2 (fr) |
WO (1) | WO2012133578A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2013321207B2 (en) * | 2012-09-28 | 2017-03-30 | Suntory Holdings Limited | Monomeric proanthocyanidin-removed plant extract |
CN114479010A (zh) * | 2014-08-08 | 2022-05-13 | 株式会社大赛璐 | 具有特殊形状的环氧树脂成型物、以及具备该成型物的光学装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008287757A (ja) * | 2007-05-15 | 2008-11-27 | Konica Minolta Opto Inc | 光ピックアップ装置及び対物レンズユニット |
JP2009277311A (ja) * | 2008-05-16 | 2009-11-26 | Fujinon Corp | 対物レンズ、光ピックアップ装置、光記録・再生装置 |
WO2010087068A1 (fr) * | 2009-01-30 | 2010-08-05 | コニカミノルタオプト株式会社 | Lentille et matrice de moulage |
WO2010089933A1 (fr) * | 2009-02-06 | 2010-08-12 | コニカミノルタオプト株式会社 | Lentille de focalisation et dispositif de tête de lecture optique |
JP2010186550A (ja) * | 2002-11-26 | 2010-08-26 | Hitachi Maxell Ltd | プラスチックレンズ及び光ピックアップ装置 |
WO2010116804A1 (fr) * | 2009-03-30 | 2010-10-14 | コニカミノルタオプト株式会社 | Lentille |
-
2012
- 2012-03-28 WO PCT/JP2012/058230 patent/WO2012133578A1/fr active Application Filing
- 2012-03-28 JP JP2013507691A patent/JP5733388B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010186550A (ja) * | 2002-11-26 | 2010-08-26 | Hitachi Maxell Ltd | プラスチックレンズ及び光ピックアップ装置 |
JP2008287757A (ja) * | 2007-05-15 | 2008-11-27 | Konica Minolta Opto Inc | 光ピックアップ装置及び対物レンズユニット |
JP2009277311A (ja) * | 2008-05-16 | 2009-11-26 | Fujinon Corp | 対物レンズ、光ピックアップ装置、光記録・再生装置 |
WO2010087068A1 (fr) * | 2009-01-30 | 2010-08-05 | コニカミノルタオプト株式会社 | Lentille et matrice de moulage |
WO2010089933A1 (fr) * | 2009-02-06 | 2010-08-12 | コニカミノルタオプト株式会社 | Lentille de focalisation et dispositif de tête de lecture optique |
WO2010116804A1 (fr) * | 2009-03-30 | 2010-10-14 | コニカミノルタオプト株式会社 | Lentille |
Also Published As
Publication number | Publication date |
---|---|
JPWO2012133578A1 (ja) | 2014-07-28 |
WO2012133578A1 (fr) | 2012-10-04 |
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