KR0170984B1 - 투사형화상표시장치의 광학계 - Google Patents
투사형화상표시장치의 광학계 Download PDFInfo
- Publication number
- KR0170984B1 KR0170984B1 KR1019950050268A KR19950050268A KR0170984B1 KR 0170984 B1 KR0170984 B1 KR 0170984B1 KR 1019950050268 A KR1019950050268 A KR 1019950050268A KR 19950050268 A KR19950050268 A KR 19950050268A KR 0170984 B1 KR0170984 B1 KR 0170984B1
- Authority
- KR
- South Korea
- Prior art keywords
- light
- projection
- stop
- source
- optical path
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 57
- 238000003491 array Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
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- 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
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
Abstract
Description
Claims (2)
- 고휘도의 백색광을 방사하는 광원(11)과, 상기 광원(11)으로부터 방사된 광을 집속시키는 소스렌즈(12)와, 상기 소스렌즈(12)에 의해 집속되어 소스스톱(23)을 투과한 광을 반사시키는 반사거울(14)과, 상기 반사거울(14)로부터 반사된 반사광을 소정신호에 따라 화소에 대응하도록 광로를 조절하는 광로조절기(40)와, 상기 광로조절기(40)로부터 광로가 조절되어 입사된 광을 투과시키는 투사스톱(25)과, 상기 투사스톱(25)을 투과한 투과광을 스크린으로 투사시키는 투사렌즈(16)로 구성된 투사형화상표시장치의 광학계에 있어서, 상기 소스스톱(23)은 각각 그의 투과공에 광원으로부터의 광을 적색,녹색 및 청색광으로 분리하여 투사시킬 수 있도록 3색다이크로익필터(32)가 접착설치 되어있고, 상기 광로조절기(40)는 그의 미러어레이(42c,44c,46c)가 적색,녹색 및 청색장을 각각 다른 각도로 반사시킬 수 있도록 설치되어있고, 상기 투사스톱(25)은 상기 광로조절기(40)의 각 미러어레이(42c,44c,46c)에 의해 반사된 적색,녹색 및 청색광을 각각 투사시킬 수 있도록 3색 다이크로익컬러필터(34)가 접착설치 된 것을 특징으로 하는 투사형화상표시장치의 광학계.
- 제1항에 있어서, 상기 소스스톱(23)의 3색 다이크로익컬러필터(32)의 가로:세로의 크기를 a:b로 설치할 경우에 상기 투사스톱(25)의 3색 다이크로익컬러필터(34)의 가로:세로의 크기는 3a:b로 설치함을 특징으로 하는 투사형화상표시장치의 광학계.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950050268A KR0170984B1 (ko) | 1995-12-15 | 1995-12-15 | 투사형화상표시장치의 광학계 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950050268A KR0170984B1 (ko) | 1995-12-15 | 1995-12-15 | 투사형화상표시장치의 광학계 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970057640A KR970057640A (ko) | 1997-07-31 |
KR0170984B1 true KR0170984B1 (ko) | 1999-03-20 |
Family
ID=19440369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950050268A KR0170984B1 (ko) | 1995-12-15 | 1995-12-15 | 투사형화상표시장치의 광학계 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0170984B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114675474A (zh) * | 2020-12-24 | 2022-06-28 | 成都极米科技股份有限公司 | 一种切换式微致动部以及微致动装置 |
-
1995
- 1995-12-15 KR KR1019950050268A patent/KR0170984B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR970057640A (ko) | 1997-07-31 |
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