JP4377724B2 - 珪酸ガラスのエッチング方法及びマイクロレンズアレイ - Google Patents
珪酸ガラスのエッチング方法及びマイクロレンズアレイ Download PDFInfo
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- JP4377724B2 JP4377724B2 JP2004082380A JP2004082380A JP4377724B2 JP 4377724 B2 JP4377724 B2 JP 4377724B2 JP 2004082380 A JP2004082380 A JP 2004082380A JP 2004082380 A JP2004082380 A JP 2004082380A JP 4377724 B2 JP4377724 B2 JP 4377724B2
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- etching
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- 238000005530 etching Methods 0.000 title claims description 77
- 238000000034 method Methods 0.000 title claims description 32
- 239000005368 silicate glass Substances 0.000 title claims description 12
- 239000000758 substrate Substances 0.000 claims description 54
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 18
- 239000011521 glass Substances 0.000 claims description 16
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 14
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 14
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 12
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 8
- 229910052796 boron Inorganic materials 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 74
- 238000001020 plasma etching Methods 0.000 description 10
- 239000012159 carrier gas Substances 0.000 description 4
- 239000001307 helium Substances 0.000 description 4
- 229910052734 helium Inorganic materials 0.000 description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000007348 radical reaction Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000005513 bias potential Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- Surface Treatment Of Glass (AREA)
Description
3 プラズマ発生部 4 基板電極部
Claims (4)
- プラズマ発生手段及び基板バイアス手段を有するエッチング装置にて、Al2O3を20〜30重量%の範囲で含む珪酸ガラスからなる基板の表面をプラズマエッチングし、その形状がほぼ球面の一部をなす複数の凸部を配列してなるマイクロレンズアレイを形成するエッチング方法であって、
エッチングガスとして、フロロカーボンガスにホウ素原子及び塩素原子から選ばれた少なくとも一種を含むガスを添加してなる混合ガスを導入し、プロセス圧力を2Pa以下にすることを特徴とするエッチング方法。 - 前記基板が、LiO2−Al2O3−SiO2系組成をベースとして有する低膨張結晶化ガラス基板であることを特徴とする請求項1記載のエッチング方法。
- 前記ホウ素原子及び塩素原子から選ばれた少なくとも一種を含むガスの添加率がエッチングガス総流量基準で20〜80%であることを特徴とする請求項1または請求項2記載のエッチング方法。
- 前記ホウ素原子及び塩素原子から選ばれた少なくとも一種を含むガスが、BCl3ガスであることを特徴とする請求項1乃至請求項3のいずれか1項に記載のエッチング方法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004082380A JP4377724B2 (ja) | 2004-03-22 | 2004-03-22 | 珪酸ガラスのエッチング方法及びマイクロレンズアレイ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004082380A JP4377724B2 (ja) | 2004-03-22 | 2004-03-22 | 珪酸ガラスのエッチング方法及びマイクロレンズアレイ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005263605A JP2005263605A (ja) | 2005-09-29 |
| JP4377724B2 true JP4377724B2 (ja) | 2009-12-02 |
Family
ID=35088526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004082380A Expired - Fee Related JP4377724B2 (ja) | 2004-03-22 | 2004-03-22 | 珪酸ガラスのエッチング方法及びマイクロレンズアレイ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4377724B2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5189666B2 (ja) * | 2011-04-01 | 2013-04-24 | 株式会社アルバック | ガラス基板のエッチング方法 |
| WO2021021434A1 (en) * | 2019-07-30 | 2021-02-04 | Corning Incorporated | Atmospheric pressure plasma etching of glass surfaces to reduce electrostatic charging during processing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4518222A (en) * | 1983-12-08 | 1985-05-21 | Corning Glass Works | Optical device and method |
| JPS6437432A (en) * | 1987-08-04 | 1989-02-08 | Asahi Glass Co Ltd | Formation of asperities on glass surface |
| JP2875895B2 (ja) * | 1991-01-17 | 1999-03-31 | 日立電線株式会社 | 石英系光導波路のドライエッチング方法 |
| JP2001060343A (ja) * | 1999-06-15 | 2001-03-06 | Victor Co Of Japan Ltd | 情報記録担体用基体の製造方法及び情報記録担体用基体 |
| JP3975321B2 (ja) * | 2001-04-20 | 2007-09-12 | 信越化学工業株式会社 | フォトマスク用シリカガラス系基板及びフォトマスク用シリカガラス系基板の平坦化方法 |
| JP2005062832A (ja) * | 2003-07-28 | 2005-03-10 | Nippon Electric Glass Co Ltd | マイクロレンズ及びマイクロレンズアレイ |
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2004
- 2004-03-22 JP JP2004082380A patent/JP4377724B2/ja not_active Expired - Fee Related
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| Publication number | Publication date |
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| JP2005263605A (ja) | 2005-09-29 |
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