KR0150999B1 - 평행광 조명장치 - Google Patents
평행광 조명장치 Download PDFInfo
- Publication number
- KR0150999B1 KR0150999B1 KR1019940027959A KR19940027959A KR0150999B1 KR 0150999 B1 KR0150999 B1 KR 0150999B1 KR 1019940027959 A KR1019940027959 A KR 1019940027959A KR 19940027959 A KR19940027959 A KR 19940027959A KR 0150999 B1 KR0150999 B1 KR 0150999B1
- Authority
- KR
- South Korea
- Prior art keywords
- parallel light
- mirror
- light
- multiple array
- opening panel
- 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
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/10—Mirrors with curved faces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/06—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the phase of light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/10—Combinations of only two kinds of elements the elements being reflectors and screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Projection Apparatus (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
Description
Claims (4)
- 포물경과; 상기 포물경의 초점에 위치되며, 비평행광 및 상기 포물경에서 반사된 평행광을 생성 조사하는 램프와; 상기 포물경의 전방에 경사지게 배치되며, 그 반사면에 입사된 평행광 및 비평행광을 수렴반사시키도록 구획된 복수의 제1반사영역으로 이루어지고, 또한 복수의 제1반사영역 각각은 입사된 광을 서로 다른 각도로 반사시키는 복수의 제1소반사영역으로 이루어진 제1다중배열거울과; 상기 제1다중배열거울에서 반사된 광의 진행경로 상에 배치되며, 상기 복수의 제1반사영역 각각에 대응되는 복수의 구멍을 포함하여 상기 램프 쪽에서 입사된 평행광을 통과시키는 개구패널과; 상기 개구패널을 투과한 광을 반사시키도록 배치되며, 상기 제1반사영역에 대응되게 형성된 복수의 제2반사영역으로 이루어지고, 또한 상기 복수의 제2반사영역 각각에 형성되어 입사된 광을 서로 다른 각도로 반사시켜 평행광이 되도록 하는 복수의 제2소반사영역으로 이루어진 제2다중배열거울;을 포함하여 된 것을 특징으로 하는 평행광 조명장치.
- 제1항에 있어서, 상기 제1 및 제2소반사영역은 입사광을 서로 다른 각도로 반사시키도록 그 단면 형상이 다각형 형상인 것을 특징으로 하는 평행광 조명장치.
- 포물경과; 상기 포물경의 초점에 위치되며, 비평행광 및 상기 포물경에서 반사된 평행광을 생성 조사하는 램프와; 상기 포물경의 전방에 경사지게 배치되며, 그 반사면에 입사된 평행광 및 비평행광을 수렴반사시키도록 구획된 복수의 제1비구면 오목거울로 이루어진 제1다중배열거울과; 상기 제1다중배열거울에서 반사된 광의 진행경로 상에 배치되며, 상기 복수의 제1반사영역 각각에 대응되는 복수의 구멍을 포함하여 상기 램프 쪽에서 입사된 평행광을 통과시키는 개구패널과; 상기 개구패널을 투과한 광을 반사시키도록 배치되며, 상기 제1비구면 오목거울에 대응되게 형성되어 평행광이 되도록 하는 복수의 제2비구면 오목거울로 이루어진 제2다중배열거울;을 포함하여 된 것을 특징으로 하는 평행광 조명장치.
- 제3항에 있어서, 제2비구면 오목거울은 상기 제1비구면 오목거울과 크기가 다른 닮은꼴인 것을 특징으로 하는 평행광 조명장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940027959A KR0150999B1 (ko) | 1994-10-28 | 1994-10-28 | 평행광 조명장치 |
DE19532340A DE19532340B4 (de) | 1994-10-28 | 1995-09-01 | Vorrichtung zur Erzeugung parallelen Lichts unter Verwendung zweier in Reihe angeordneter Spiegel |
CN95116210A CN1054680C (zh) | 1994-10-28 | 1995-09-04 | 用两个反射镜阵列产生平行光的装置 |
US08/523,393 US5613768A (en) | 1994-10-28 | 1995-09-05 | Apparatus for generating parallel light using two arrayed mirrors |
JP27797495A JP3390113B2 (ja) | 1994-10-28 | 1995-10-25 | 二つの多重配列ミラ−による平行光光源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940027959A KR0150999B1 (ko) | 1994-10-28 | 1994-10-28 | 평행광 조명장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960014973A KR960014973A (ko) | 1996-05-22 |
KR0150999B1 true KR0150999B1 (ko) | 1998-12-15 |
Family
ID=19396374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940027959A Expired - Fee Related KR0150999B1 (ko) | 1994-10-28 | 1994-10-28 | 평행광 조명장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5613768A (ko) |
JP (1) | JP3390113B2 (ko) |
KR (1) | KR0150999B1 (ko) |
CN (1) | CN1054680C (ko) |
DE (1) | DE19532340B4 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0164463B1 (ko) * | 1994-11-25 | 1999-03-20 | 이헌조 | 액정프로젝트의 광학장치 |
US5940998A (en) * | 1996-09-06 | 1999-08-24 | Brauer; William R. | Illuminating apparatus for use with medical diagnostic imaging film |
JPH1152289A (ja) * | 1997-08-05 | 1999-02-26 | Minolta Co Ltd | 二次元照明光学系及びこれを用いた液晶プロジェクター |
EP0901031B1 (en) * | 1997-09-05 | 2004-10-13 | Sharp Kabushiki Kaisha | Dark field projection display |
US6164786A (en) * | 1998-09-25 | 2000-12-26 | Lloyd; Beverly | Electromagnetic rafiation concentrator system |
US6856630B2 (en) * | 2000-02-02 | 2005-02-15 | Semiconductor Energy Laboratory Co., Ltd. | Beam homogenizer, laser irradiation apparatus, semiconductor device, and method of fabricating the semiconductor device |
US6227682B1 (en) * | 2000-03-22 | 2001-05-08 | Cogent Light Technologies, Inc. | Coupling of light from a small light source for projection systems using parabolic reflectors |
US7327917B2 (en) * | 2006-01-28 | 2008-02-05 | Qxwave Inc. | Directional light beam generators |
TWI783622B (zh) * | 2021-08-12 | 2022-11-11 | 怡利電子工業股份有限公司 | 反射鏡曲率輔助式擴散片的指向性背光顯示裝置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1324288A (en) * | 1918-01-02 | 1919-12-09 | Berkeley Light Corp | Headlight. |
US1618010A (en) * | 1925-10-09 | 1927-02-15 | Leroy K Hoss | Headlight |
US3494231A (en) * | 1967-07-26 | 1970-02-10 | Trw Inc | Method of making a facet of a multifacet paraboloidal collimator |
US4241389A (en) * | 1979-04-25 | 1980-12-23 | Kasper Instruments, Inc. | Multiple apparent source optical imaging system |
US5138490A (en) * | 1989-04-29 | 1992-08-11 | Carl-Zeiss-Stiftung | Arrangement for changing the geometrical form of a light beam |
DE4031302C2 (de) * | 1990-10-04 | 1996-04-11 | Bartenbach Christian | Beleuchtungsanordnung mit einer Lichtquelle und einer optischen Einrichtung |
-
1994
- 1994-10-28 KR KR1019940027959A patent/KR0150999B1/ko not_active Expired - Fee Related
-
1995
- 1995-09-01 DE DE19532340A patent/DE19532340B4/de not_active Expired - Fee Related
- 1995-09-04 CN CN95116210A patent/CN1054680C/zh not_active Expired - Fee Related
- 1995-09-05 US US08/523,393 patent/US5613768A/en not_active Expired - Lifetime
- 1995-10-25 JP JP27797495A patent/JP3390113B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3390113B2 (ja) | 2003-03-24 |
CN1148689A (zh) | 1997-04-30 |
CN1054680C (zh) | 2000-07-19 |
DE19532340A1 (de) | 1996-05-02 |
US5613768A (en) | 1997-03-25 |
JPH08227606A (ja) | 1996-09-03 |
KR960014973A (ko) | 1996-05-22 |
DE19532340B4 (de) | 2004-07-15 |
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