JP4394507B2 - 対物レンズおよびその製造方法 - Google Patents
対物レンズおよびその製造方法 Download PDFInfo
- Publication number
- JP4394507B2 JP4394507B2 JP2004119514A JP2004119514A JP4394507B2 JP 4394507 B2 JP4394507 B2 JP 4394507B2 JP 2004119514 A JP2004119514 A JP 2004119514A JP 2004119514 A JP2004119514 A JP 2004119514A JP 4394507 B2 JP4394507 B2 JP 4394507B2
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- lens
- molding
- optical
- glass
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 71
- 230000003287 optical effect Effects 0.000 claims description 146
- 238000000465 moulding Methods 0.000 claims description 90
- 230000004075 alteration Effects 0.000 claims description 89
- 239000011521 glass Substances 0.000 claims description 43
- 239000012778 molding material Substances 0.000 claims description 35
- 238000003825 pressing Methods 0.000 claims description 35
- 239000005304 optical glass Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 9
- 239000006059 cover glass Substances 0.000 description 27
- 201000009310 astigmatism Diseases 0.000 description 22
- 239000007789 gas Substances 0.000 description 22
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 20
- 238000010586 diagram Methods 0.000 description 13
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 11
- 239000011787 zinc oxide Substances 0.000 description 10
- 229910018068 Li 2 O Inorganic materials 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 6
- 230000001629 suppression Effects 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 5
- -1 cemented carbide Substances 0.000 description 5
- 238000004031 devitrification Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 4
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 4
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 235000005811 Viola adunca Nutrition 0.000 description 2
- 240000009038 Viola odorata Species 0.000 description 2
- 235000013487 Viola odorata Nutrition 0.000 description 2
- 235000002254 Viola papilionacea Nutrition 0.000 description 2
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 2
- 229910052810 boron oxide Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910001938 gadolinium oxide Inorganic materials 0.000 description 2
- 229940075613 gadolinium oxide Drugs 0.000 description 2
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 2
- 229910001947 lithium oxide Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 230000005499 meniscus Effects 0.000 description 2
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- FFCZHQLUEDCQKI-UHFFFAOYSA-N diarsenic Chemical compound [As]#[As] FFCZHQLUEDCQKI-UHFFFAOYSA-N 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 229910000484 niobium oxide Inorganic materials 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- UZLYXNNZYFBAQO-UHFFFAOYSA-N oxygen(2-);ytterbium(3+) Chemical compound [O-2].[O-2].[O-2].[Yb+3].[Yb+3] UZLYXNNZYFBAQO-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 229910003454 ytterbium oxide Inorganic materials 0.000 description 1
- 229940075624 ytterbium oxide Drugs 0.000 description 1
Images
Landscapes
- Lenses (AREA)
- Optical Head (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004119514A JP4394507B2 (ja) | 2003-04-14 | 2004-04-14 | 対物レンズおよびその製造方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003109454 | 2003-04-14 | ||
| JP2004119514A JP4394507B2 (ja) | 2003-04-14 | 2004-04-14 | 対物レンズおよびその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004335080A JP2004335080A (ja) | 2004-11-25 |
| JP2004335080A5 JP2004335080A5 (enExample) | 2007-05-31 |
| JP4394507B2 true JP4394507B2 (ja) | 2010-01-06 |
Family
ID=33513139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004119514A Expired - Fee Related JP4394507B2 (ja) | 2003-04-14 | 2004-04-14 | 対物レンズおよびその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4394507B2 (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006277883A (ja) | 2005-03-30 | 2006-10-12 | Fujitsu Ltd | 磁気ヘッドスライダー |
| JP2007073094A (ja) * | 2005-09-05 | 2007-03-22 | Konica Minolta Opto Inc | 光ピックアップ装置 |
| JP2007197241A (ja) * | 2006-01-25 | 2007-08-09 | Konica Minolta Opto Inc | 光学ガラス素子の成形方法 |
| JP4850032B2 (ja) | 2006-11-08 | 2012-01-11 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP4850145B2 (ja) | 2007-08-22 | 2012-01-11 | 富士フイルム株式会社 | 光学素子成形方法 |
| JP2009187644A (ja) * | 2008-02-08 | 2009-08-20 | Yutaka Suenaga | 記録再生用対物レンズ |
| 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 |
| JP5005021B2 (ja) * | 2009-12-14 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP4477096B2 (ja) * | 2009-12-14 | 2010-06-09 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP2010113801A (ja) * | 2010-01-26 | 2010-05-20 | Hitachi Maxell Ltd | 光ピックアップレンズ |
| JP5005066B2 (ja) * | 2010-05-07 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP2010211919A (ja) * | 2010-05-07 | 2010-09-24 | Hitachi Maxell Ltd | 光ピックアップレンズ |
| JP5005065B2 (ja) * | 2010-05-07 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JPWO2012070438A1 (ja) * | 2010-11-26 | 2014-05-19 | コニカミノルタ株式会社 | 光ピックアップ装置用の対物レンズ及び光ピックアップ装置 |
| JP4999998B2 (ja) * | 2011-08-31 | 2012-08-15 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP5005106B2 (ja) * | 2011-08-31 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP5005105B2 (ja) * | 2011-08-31 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP4932957B2 (ja) * | 2011-09-09 | 2012-05-16 | 日立マクセル株式会社 | 光ディスク装置 |
| JP5000001B2 (ja) * | 2011-09-09 | 2012-08-15 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP4932959B2 (ja) * | 2011-09-09 | 2012-05-16 | 日立マクセル株式会社 | 光ディスク装置 |
| JP4932958B2 (ja) * | 2011-09-09 | 2012-05-16 | 日立マクセル株式会社 | 光ディスク装置 |
| JP5000005B2 (ja) * | 2011-10-28 | 2012-08-15 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP5000009B2 (ja) * | 2011-11-24 | 2012-08-15 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP5005121B2 (ja) * | 2012-04-13 | 2012-08-22 | 日立マクセル株式会社 | 光ピックアップレンズ |
| JP5356571B2 (ja) * | 2012-04-20 | 2013-12-04 | 日立マクセル株式会社 | 光ピックアップレンズ及び光ディスク装置 |
| JP5426721B2 (ja) * | 2012-05-23 | 2014-02-26 | 日立マクセル株式会社 | 光ピックアップレンズ及び光ディスク装置 |
| JP5827983B2 (ja) * | 2013-10-11 | 2015-12-02 | 日立マクセル株式会社 | 光ディスク装置 |
| JP7443099B2 (ja) * | 2020-03-10 | 2024-03-05 | 株式会社タムロン | 環状ビーム成形光学系、およびそれを用いたレーザ加工装置 |
-
2004
- 2004-04-14 JP JP2004119514A patent/JP4394507B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004335080A (ja) | 2004-11-25 |
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