JPS4995533A - - Google Patents
Info
- Publication number
- JPS4995533A JPS4995533A JP48117738A JP11773873A JPS4995533A JP S4995533 A JPS4995533 A JP S4995533A JP 48117738 A JP48117738 A JP 48117738A JP 11773873 A JP11773873 A JP 11773873A JP S4995533 A JPS4995533 A JP S4995533A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00299197A US3800085A (en) | 1972-10-20 | 1972-10-20 | Convertible direct viewing/projection t-v system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4995533A true JPS4995533A (US20030220297A1-20031127-C00033.png) | 1974-09-10 |
Family
ID=23153726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48117738A Pending JPS4995533A (US20030220297A1-20031127-C00033.png) | 1972-10-20 | 1973-10-19 |
Country Status (4)
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5429619U (US20030220297A1-20031127-C00033.png) * | 1977-07-29 | 1979-02-27 | ||
| JPS55124114A (en) * | 1978-09-08 | 1980-09-25 | Us Precision Lens Inc | Projector lens |
| JPS56126393A (en) * | 1980-03-10 | 1981-10-03 | Mitsubishi Electric Corp | Video projector |
| JPS58198017A (ja) * | 1982-05-15 | 1983-11-17 | Hitachi Ltd | 投影レンズ |
| JPS5940622A (ja) * | 1983-03-11 | 1984-03-06 | Minolta Camera Co Ltd | 変倍投影光学系 |
| JPS6073514A (ja) * | 1983-09-30 | 1985-04-25 | Hitachi Ltd | プロジェクションテレビ用レンズ |
| JPS6285212A (ja) * | 1985-10-09 | 1987-04-18 | Fuji Photo Optical Co Ltd | 屈折式投影レンズ |
| JPS6394214A (ja) * | 1986-10-08 | 1988-04-25 | Fuji Photo Optical Co Ltd | 屈折式投影レンズ |
| JPH11149041A (ja) * | 1997-09-10 | 1999-06-02 | Hitachi Ltd | 投写用レンズ装置及びそれを用いた投写型画像デイスプレイ装置 |
| US10908394B2 (en) | 2015-10-20 | 2021-02-02 | Largan Precision Co., Ltd. | Image capturing lens system, image capturing apparatus and electronic device |
| US11092784B2 (en) | 2016-04-15 | 2021-08-17 | Largan Precision Co., Ltd. | Optical imaging lens assembly, image capturing device and electronic device |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3868173A (en) * | 1973-01-18 | 1975-02-25 | Ambatis Maris | Objective lens assembly for projection television |
| DE2443515A1 (de) * | 1973-09-17 | 1975-09-11 | Hitachi Ltd | Elektronenstrahlroehren-bildprojektor |
| US3909523A (en) * | 1974-04-08 | 1975-09-30 | Goodyear Aerospace Corp | CRT projection lens |
| US4051535A (en) * | 1976-04-09 | 1977-09-27 | Inglis James M | Magnification of television images |
| US4074322A (en) * | 1977-01-24 | 1978-02-14 | Telejector Ltd. | Television projector |
| US4177484A (en) * | 1977-05-16 | 1979-12-04 | Agar International Ltd. | Large screen television |
| US4181918A (en) * | 1978-04-07 | 1980-01-01 | Dusseau Cortland R | Television receiver projection system |
| US4183063A (en) * | 1978-06-26 | 1980-01-08 | Lewis Earl C | Electronic switching means for television projection arrangement |
| FR2432811A1 (fr) * | 1978-08-03 | 1980-02-29 | Bernier Eugene | Procede d'agrandissement et de projection d'une image de television, sur un ecran de grandes dimensions |
| US4300817A (en) * | 1978-09-08 | 1981-11-17 | U.S. Precision Lens Incorporated | Projection lens |
| US4231067A (en) * | 1978-10-30 | 1980-10-28 | Viewpoint, Inc. | Television image projection apparatus |
| JPS55144226A (en) * | 1979-04-27 | 1980-11-11 | Matsushita Electronics Corp | Image projector |
| US4348081A (en) * | 1979-09-05 | 1982-09-07 | U.S. Precision Lens Inc. | Projection lens |
| US4577935A (en) * | 1980-03-03 | 1986-03-25 | Minolta Camera Kabushika Kaisha | Video projector lens system |
| US4354205A (en) * | 1980-10-06 | 1982-10-12 | Lowe George F | Attachable, image-modifying screen for television images |
| US4526442A (en) * | 1981-01-28 | 1985-07-02 | U.S. Precision Lens, Inc. | Compact projection lens |
| JPS58139111A (ja) * | 1982-02-12 | 1983-08-18 | Minolta Camera Co Ltd | ビデオプロジエクタ−用屈折型光学系 |
| US4620773A (en) * | 1982-05-15 | 1986-11-04 | Hitachi, Ltd. | Projection lens for projection television |
| JPS6028144A (ja) * | 1983-07-27 | 1985-02-13 | Hitachi Ltd | 画像投写装置 |
| JPS6049311A (ja) * | 1983-08-29 | 1985-03-18 | Nippon Kogaku Kk <Nikon> | 投影レンズ |
| US4697892A (en) * | 1983-10-18 | 1987-10-06 | U.S. Precision Lens, Inc. | Projection lens |
| US4707084A (en) * | 1984-08-21 | 1987-11-17 | U.S. Precision Lens, Inc. | Projection lens |
| US4801196A (en) * | 1984-08-21 | 1989-01-31 | U.S. Precision Lens, Incorporated | Wide angle projection lens |
| JPS61249014A (ja) * | 1985-04-27 | 1986-11-06 | Minolta Camera Co Ltd | ビデオプロジエクタ−用屈折型光学系 |
| US4815831A (en) * | 1985-07-11 | 1989-03-28 | U.S. Precision Lens, Incorporated | Projection lens with color correction |
| US4589739A (en) * | 1985-09-09 | 1986-05-20 | Steven Goodman | Television magnification apparatus |
| US4685774A (en) * | 1986-01-17 | 1987-08-11 | U.S. Precision Lens, Incorporated | Projection lens |
| US4682862A (en) * | 1986-01-17 | 1987-07-28 | U.S. Precision Lens Incorporated | Projection lens |
| US4776681A (en) * | 1986-01-17 | 1988-10-11 | U.S. Precision Lens, Incorporated | Projection lens |
| US4710820A (en) * | 1986-05-22 | 1987-12-01 | Zenith Electronics Corporation | Single layer optical coupler for projection TV CRT |
| US4755028A (en) * | 1986-10-14 | 1988-07-05 | U.S Precision Lens, Incorporated | Projection lens with an aspherical corrector lens element |
| JPH0750245B2 (ja) * | 1987-03-31 | 1995-05-31 | 松下電器産業株式会社 | 投影レンズ |
| JPS6429812A (en) * | 1987-07-24 | 1989-01-31 | Minolta Camera Kk | Refraction type optical system for video projector |
| US4963007A (en) * | 1989-09-05 | 1990-10-16 | U.S. Precision Lens, Inc. | Color corrected projection lens |
| US4978217A (en) * | 1990-02-20 | 1990-12-18 | Tam Kam T | Luminous screen projector |
| US5430575A (en) * | 1991-10-07 | 1995-07-04 | Quantum Optical Devices, Ltd. | Image rotation device |
| WO1993007524A1 (en) * | 1991-10-07 | 1993-04-15 | Quantum Optical Devices | Image rotation device |
| US6500114B1 (en) | 1993-11-23 | 2002-12-31 | Dofi Technologies, Inc. | Method of extracting biopsy cells from the breast |
| US6067191A (en) * | 1993-11-23 | 2000-05-23 | Dofi Technologies | Technique for depth of field viewing of images using an aspherical lens |
| CN102866485B (zh) * | 2012-09-06 | 2015-05-06 | 中国电子科技集团公司第十一研究所 | 一种长波红外连续变焦镜头 |
| TWI531815B (zh) | 2014-12-30 | 2016-05-01 | 大立光電股份有限公司 | 攝像光學鏡片組、取像裝置及電子裝置 |
| US9817243B2 (en) * | 2015-01-27 | 2017-11-14 | Microsoft Technology Licensing, Llc | Imaging apparatus |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2260228A (en) * | 1937-04-21 | 1941-10-21 | Firm Fernsch Ag | Means for projecting images |
| US2186570A (en) * | 1937-08-13 | 1940-01-09 | John C Batchelor | Television reproducer |
| US2275229A (en) * | 1940-05-22 | 1942-03-03 | Morch Anthony | Television apparatus |
| US2287307A (en) * | 1940-10-29 | 1942-06-23 | Farnsworth Television & Radio | Television receiving system |
| US2489835A (en) * | 1945-11-14 | 1949-11-29 | Philco Corp | Optical projection system having apertured concave image forming mirror |
| US2683394A (en) * | 1951-09-08 | 1954-07-13 | American Optical Corp | Wide aperture optical projection lens system |
| US3658410A (en) * | 1971-02-08 | 1972-04-25 | Us Navy | Wide angle anamorphic refractive lenses |
-
1972
- 1972-10-20 US US00299197A patent/US3800085A/en not_active Expired - Lifetime
-
1973
- 1973-10-16 GB GB4823073A patent/GB1452069A/en not_active Expired
- 1973-10-16 GB GB647276A patent/GB1452070A/en not_active Expired
- 1973-10-19 DE DE19732352655 patent/DE2352655A1/de active Pending
- 1973-10-19 JP JP48117738A patent/JPS4995533A/ja active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5429619U (US20030220297A1-20031127-C00033.png) * | 1977-07-29 | 1979-02-27 | ||
| JPS55124114A (en) * | 1978-09-08 | 1980-09-25 | Us Precision Lens Inc | Projector lens |
| JPS56126393A (en) * | 1980-03-10 | 1981-10-03 | Mitsubishi Electric Corp | Video projector |
| JPH0548449B2 (US20030220297A1-20031127-C00033.png) * | 1982-05-15 | 1993-07-21 | Hitachi Ltd | |
| JPS58198017A (ja) * | 1982-05-15 | 1983-11-17 | Hitachi Ltd | 投影レンズ |
| JPS5940622A (ja) * | 1983-03-11 | 1984-03-06 | Minolta Camera Co Ltd | 変倍投影光学系 |
| JPH0578010B2 (US20030220297A1-20031127-C00033.png) * | 1983-09-30 | 1993-10-27 | Hitachi Ltd | |
| JPS6073514A (ja) * | 1983-09-30 | 1985-04-25 | Hitachi Ltd | プロジェクションテレビ用レンズ |
| JPS6285212A (ja) * | 1985-10-09 | 1987-04-18 | Fuji Photo Optical Co Ltd | 屈折式投影レンズ |
| JPS6394214A (ja) * | 1986-10-08 | 1988-04-25 | Fuji Photo Optical Co Ltd | 屈折式投影レンズ |
| JPH11149041A (ja) * | 1997-09-10 | 1999-06-02 | Hitachi Ltd | 投写用レンズ装置及びそれを用いた投写型画像デイスプレイ装置 |
| US10908394B2 (en) | 2015-10-20 | 2021-02-02 | Largan Precision Co., Ltd. | Image capturing lens system, image capturing apparatus and electronic device |
| US11347033B2 (en) | 2015-10-20 | 2022-05-31 | Largan Precision Co., Ltd | Image capturing lens system, image capturing apparatus and electronic device |
| US11747598B2 (en) | 2015-10-20 | 2023-09-05 | Largan Precision Co., Ltd. | Image capturing lens system, image capturing apparatus and electronic device |
| US11092784B2 (en) | 2016-04-15 | 2021-08-17 | Largan Precision Co., Ltd. | Optical imaging lens assembly, image capturing device and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2352655A1 (de) | 1974-04-25 |
| GB1452070A (en) | 1976-10-06 |
| GB1452069A (en) | 1976-10-06 |
| US3800085A (en) | 1974-03-26 |
