KR100774436B1 - 레이저 표면 처리 방법 - Google Patents
레이저 표면 처리 방법 Download PDFInfo
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- KR100774436B1 KR100774436B1 KR1020060028048A KR20060028048A KR100774436B1 KR 100774436 B1 KR100774436 B1 KR 100774436B1 KR 1020060028048 A KR1020060028048 A KR 1020060028048A KR 20060028048 A KR20060028048 A KR 20060028048A KR 100774436 B1 KR100774436 B1 KR 100774436B1
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- 238000005542 laser surface treatment Methods 0.000 title claims abstract description 31
- 230000000737 periodic effect Effects 0.000 claims abstract description 110
- 229910052751 metal Inorganic materials 0.000 claims abstract description 55
- 239000002184 metal Substances 0.000 claims abstract description 55
- 230000003287 optical effect Effects 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims description 97
- 238000000034 method Methods 0.000 claims description 38
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000010936 titanium Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 238000005530 etching Methods 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 9
- 239000011521 glass Substances 0.000 description 17
- 238000002834 transmittance Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
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- 230000008901 benefit Effects 0.000 description 5
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- 230000010287 polarization Effects 0.000 description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 230000003685 thermal hair damage Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
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- 230000000694 effects Effects 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 101100476480 Mus musculus S100a8 gene Proteins 0.000 description 1
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- 230000006866 deterioration Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000075 oxide glass Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/118—Anti-reflection coatings having sub-optical wavelength surface structures designed to provide an enhanced transmittance, e.g. moth-eye structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/111—Anti-reflection coatings using layers comprising organic materials
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/48—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating by irradiation, e.g. photolysis, radiolysis, particle radiation
- C23C16/483—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating by irradiation, e.g. photolysis, radiolysis, particle radiation using coherent light, UV to IR, e.g. lasers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/12—Optical coatings produced by application to, or surface treatment of, optical elements by surface treatment, e.g. by irradiation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Lasers (AREA)
Abstract
Description
금속 필름 두께(㎛) | 레이저 에너지 밀도(mJ/㎟) | 주기 간격(㎚) | |
실시예 1 | 100 | 5 | 167 |
실시예 2 | 100 | 40 | 250 |
실시예 3 | 100 | 80 | 270 |
실시예 4 | 200 | 5 | 214 |
실시예 5 | 200 | 40 | 300 |
실시예 6 | 200 | 80 | 330 |
실시예 7 | 300 | 5 | 214 |
실시예 8 | 300 | 40 | 300 |
실시예 9 | 300 | 80 | 750 |
실시예 10 | 400 | 5 | 167 |
실시예 11 | 400 | 40 | 330 |
실시예 12 | 400 | 80 | 750 |
편광 | 투과율(%) | ||
450 nm | 670 nm | ||
실시예 13 | 선형 편광 | 94.0 | 96.2 |
실시예 14 | 원형 편광 | 95.7 | 96.2 |
비교 실시예 1 | 비 표면처리 | 93.3 | 93.7 |
Claims (12)
- 광학적 투명성을 가지는 기판의 표면상에 금속 필름을 형성하는 단계; 및1 펨토초(femtosecond, ft) 내지 100 피코초(picoseconds, ps)의 펄스 폭을 가지는 단파 레이저 빔(short-pulse laser beam)의 조사(irradiation)에 의해 상기 기판으로부터 상기 금속 필름을 제거하여, 50 내지 1000 nm의 주기 간격을 가지는 미세 주기 구조를 상기 금속 필름의 제거에 의해 노출되는 상기 기판의 표면상에 형성하는 단계;를 포함하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 단파 레이저 빔은 원형 편광된(circularly-polarized) 레이저 빔 또는 타원형 편광된(elliptically-polarized) 레이저 빔인 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 단파 레이저 빔은 선형 편광된(linearly-polarized) 레이저 빔인 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 금속 필름은 50 내지 1000 nm의 두께를 가지는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 금속 필름은 구리, 철, 금, 은, 알루미늄, 니켈, 마그네슘, 티타늄, 실리콘, 스테인리스 강 및 이들의 합금들로 이루어진 군으로 부터 선택된 하나 이상의 금속으로 제조되는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 단파 레이저 빔의 레이저 에너지 밀도는 1 내지 100 mJ/㎟의 범위에 있는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 금속 필름은 상기 기판에 형성되고, 이후 상기 기판의 상기 금속 필름이 모두 상기 단파 레이저 빔의 조사에 의해 제거되어, 상기 미세 주기 구조가 상기 금속 필름의 제거에 의해 노출된 상기 기판에 형성되는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 미세 주기 구조의 상기 주기 간격을 제어하기 위해, 상기 금속 필름에 대한 상기 단파 레이저 빔의 조사각이 변화되는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 단파 레이저 빔의 조사 후에, 상기 기판의 표면에 에칭 처리를 수행하는 단계를 더 포함하는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제1항에 있어서,상기 기판의 상기 미세 주기 구조와, 상기 기판과 상이한 굴절률을 갖는 제 2 기판을 접합하는 단계를 더 포함하는 것을 특징으로 하는 레이저 표면 처리 방법.
- 제10항에 있어서,상기 기판 및 상기 제 2 기판과 상이한 굴절률을 가지고, 상기 기판 및 상기 제 2 기판보다 더 작은 경도를 가지는 중간층(intermediate layer)을 통해 상기 기판의 상기 미세 주기 구조가 상기 제 2 기판과 접합되는 것을 특징으로 하는 레이저 표면 처리 방법.
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2005-00093145 | 2005-03-28 | ||
JP2005093145A JP4791745B2 (ja) | 2005-03-28 | 2005-03-28 | 光学媒質の光入出射部処理方法 |
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KR20060104938A KR20060104938A (ko) | 2006-10-09 |
KR100774436B1 true KR100774436B1 (ko) | 2007-11-08 |
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KR1020060028048A KR100774436B1 (ko) | 2005-03-28 | 2006-03-28 | 레이저 표면 처리 방법 |
Country Status (7)
Country | Link |
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US (1) | US8026459B2 (ko) |
EP (1) | EP1707994B1 (ko) |
JP (1) | JP4791745B2 (ko) |
KR (1) | KR100774436B1 (ko) |
CN (1) | CN100381838C (ko) |
AT (1) | ATE519136T1 (ko) |
TW (1) | TWI289209B (ko) |
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- 2006-03-27 US US11/388,973 patent/US8026459B2/en active Active
- 2006-03-27 AT AT06006249T patent/ATE519136T1/de not_active IP Right Cessation
- 2006-03-27 EP EP06006249A patent/EP1707994B1/en active Active
- 2006-03-28 CN CNB2006100714331A patent/CN100381838C/zh active Active
- 2006-03-28 KR KR1020060028048A patent/KR100774436B1/ko not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
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US8026459B2 (en) | 2011-09-27 |
TW200634329A (en) | 2006-10-01 |
US20060213880A1 (en) | 2006-09-28 |
CN100381838C (zh) | 2008-04-16 |
TWI289209B (en) | 2007-11-01 |
ATE519136T1 (de) | 2011-08-15 |
JP4791745B2 (ja) | 2011-10-12 |
CN1841097A (zh) | 2006-10-04 |
JP2006276282A (ja) | 2006-10-12 |
KR20060104938A (ko) | 2006-10-09 |
EP1707994B1 (en) | 2011-08-03 |
EP1707994A1 (en) | 2006-10-04 |
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