NL8500453A - Projektielenzenstelsel. - Google Patents

Projektielenzenstelsel. Download PDF

Info

Publication number: NL8500453A
Authority: NL; Netherlands
Prior art keywords: lens; projection; aspherical; lens system; projection lens
Prior art date: 1985-02-18

Application number

NL8500453A

Other languages

English (en)

Dutch (nl)

Original Assignee

Philips Nv

Priority date (The priority date 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 date listed.)

1985-02-18

Filing date

1985-02-18

Publication date

1986-09-16

1985-02-18 Application filed by Philips Nv filed Critical Philips Nv

1985-02-18 Priority to NL8500453A priority Critical patent/NL8500453A/nl

1985-05-13 Priority to US06/733,566 priority patent/US5016994A/en

1986-02-12 Priority to CA000501649A priority patent/CA1270398A/fr

1986-02-14 Priority to AU53494/86A priority patent/AU582418B2/en

1986-02-17 Priority to EP86200216A priority patent/EP0193231B1/fr

1986-02-17 Priority to DE8686200216T priority patent/DE3668380D1/de

1986-02-18 Priority to JP61032086A priority patent/JPH065338B2/ja

1986-09-16 Publication of NL8500453A publication Critical patent/NL8500453A/nl

Links

229920003023 plastic Polymers 0.000 claims description 18
230000003287 optical effect Effects 0.000 claims description 15
239000011521 glass Substances 0.000 claims description 12
239000000758 substrate Substances 0.000 claims description 10
239000000463 material Substances 0.000 claims description 7
230000005855 radiation Effects 0.000 claims description 6
239000006185 dispersion Substances 0.000 claims description 3
239000003086 colorant Substances 0.000 claims 1
238000012937 correction Methods 0.000 description 8
239000004033 plastic Substances 0.000 description 5
230000007423 decrease Effects 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 3
229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
239000004926 polymethyl methacrylate Substances 0.000 description 3
238000012546 transfer Methods 0.000 description 3
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
230000008901 benefit Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
238000013461 design Methods 0.000 description 2
238000000034 method Methods 0.000 description 2
230000004075 alteration Effects 0.000 description 1
230000008859 change Effects 0.000 description 1
230000008094 contradictory effect Effects 0.000 description 1
239000002826 coolant Substances 0.000 description 1
238000002788 crimping Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
-1 for example Substances 0.000 description 1
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000001678 irradiating effect Effects 0.000 description 1
239000004417 polycarbonate Substances 0.000 description 1
229920000515 polycarbonate Polymers 0.000 description 1
230000008569 process Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000010076 replication Effects 0.000 description 1
238000004904 shortening Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- 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
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/008—Mountings, adjusting means, or light-tight connections, for optical elements with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)

NL8500453A 1985-02-18 1985-02-18 Projektielenzenstelsel. NL8500453A (nl)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
NL8500453A NL8500453A (nl)	1985-02-18	1985-02-18	Projektielenzenstelsel.
US06/733,566 US5016994A (en)	1985-02-18	1985-05-13	Projection-lens system
CA000501649A CA1270398A (fr)	1985-02-18	1986-02-12	Systeme a objectif de projection
AU53494/86A AU582418B2 (en)	1985-02-18	1986-02-14	Projection-lens system
EP86200216A EP0193231B1 (fr)	1985-02-18	1986-02-17	Lentille optique de projection
DE8686200216T DE3668380D1 (de)	1985-02-18	1986-02-17	Projektionsobjektiv.
JP61032086A JPH065338B2 (ja)	1985-02-18	1986-02-18	投写レンズ系

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL8500453A NL8500453A (nl)	1985-02-18	1985-02-18	Projektielenzenstelsel.
NL8500453		1985-02-18

Publications (1)

Publication Number	Publication Date
NL8500453A true NL8500453A (nl)	1986-09-16

Family

ID=19845543

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8500453A NL8500453A (nl)	1985-02-18	1985-02-18	Projektielenzenstelsel.

Country Status (7)

Country	Link
US (1)	US5016994A (fr)
EP (1)	EP0193231B1 (fr)
JP (1)	JPH065338B2 (fr)
AU (1)	AU582418B2 (fr)
CA (1)	CA1270398A (fr)
DE (1)	DE3668380D1 (fr)
NL (1)	NL8500453A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8500454A (nl) *	1985-02-18	1986-09-16	Philips Nv	Projektielenzenstelsel.
US4812864A (en) *	1988-02-16	1989-03-14	Polaroid Corporation	Camera and two-element viewfinder
GB9602001D0 (en) *	1996-02-01	1996-04-03	Smith David S Packaging	Apparatus for forming a package
JPH09325275A (ja) *	1996-06-04	1997-12-16	Canon Inc	照明装置及びそれを用いた投影露光装置
DE19901391A1 (de) *	1999-01-15	2000-09-14	Weigert Dedo Film Gmbh	Scheinwerfer mit veränderlichem Abstrahlwinkel und mit asphärischer Frontlinse
US6301056B1 (en) *	1999-11-08	2001-10-09	Corning Precision Lens	High speed retrofocus projection television lens systems
RU2227314C1 (ru) *	2002-09-17	2004-04-20	Самсунг Электроникс Ко., Лтд.	Оптическая система проекционного телевизора
RU2256943C1 (ru) *	2003-10-30	2005-07-20	Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд."	Объектив для проекционного телевизора
JP2010152046A (ja) *	2008-12-25	2010-07-08	Seiko Epson Corp	プロジェクタ
TWI467224B (zh)	2012-11-21	2015-01-01	Largan Precision Co Ltd	光學拾像鏡片系統
US20150049488A1 (en) *	2013-08-13	2015-02-19	Baoliang Wang	Illumination assembly
US10802251B2 (en)	2016-08-23	2020-10-13	Largan Precision Co., Ltd.	Photographing optical lens assembly, image capturing apparatus and electronic device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1362380A (en) *	1971-11-25	1974-08-07	Mullard Ltd	Manufacture of optical elements
JPS5248011B2 (fr) *	1974-05-14	1977-12-07
FR2271585B1 (fr) *	1974-05-14	1976-10-15	Philips Nv
US4300817A (en) *	1978-09-08	1981-11-17	U.S. Precision Lens Incorporated	Projection lens
JPS55124114A (en) *	1978-09-08	1980-09-25	Us Precision Lens Inc	Projector lens
US4348081A (en) *	1979-09-05	1982-09-07	U.S. Precision Lens Inc.	Projection lens
JPS5734515A (en) *	1980-08-09	1982-02-24	Minolta Camera Co Ltd	Refracting index type optical system for video projector
JPS57108818A (en) *	1980-12-26	1982-07-07	Nippon Kogaku Kk <Nikon>	Projection lens
JPS57177115A (en) *	1981-04-23	1982-10-30	Jihei Nakagawa	Projection lens device
JPS58136011A (ja) *	1982-02-08	1983-08-12	Hitachi Ltd	投写用レンズ
JPS59121016A (ja) *	1982-12-28	1984-07-12	Konishiroku Photo Ind Co Ltd	投影レンズ
JPS6049311A (ja) *	1983-08-29	1985-03-18	Nippon Kogaku Kk <Nikon>	投影レンズ
NL8304212A (nl) *	1983-12-07	1984-10-01	Philips Nv	Enkelvoudige collimatorlens met een asferisch oppervlak.
NL8500454A (nl) *	1985-02-18	1986-09-16	Philips Nv	Projektielenzenstelsel.

1985
- 1985-02-18 NL NL8500453A patent/NL8500453A/nl not_active Application Discontinuation
- 1985-05-13 US US06/733,566 patent/US5016994A/en not_active Expired - Fee Related
1986
- 1986-02-12 CA CA000501649A patent/CA1270398A/fr not_active Expired
- 1986-02-14 AU AU53494/86A patent/AU582418B2/en not_active Ceased
- 1986-02-17 EP EP86200216A patent/EP0193231B1/fr not_active Expired
- 1986-02-17 DE DE8686200216T patent/DE3668380D1/de not_active Expired - Lifetime
- 1986-02-18 JP JP61032086A patent/JPH065338B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE3668380D1 (de)	1990-02-22
JPS61189513A (ja)	1986-08-23
CA1270398A (fr)	1990-06-19
JPH065338B2 (ja)	1994-01-19
EP0193231A1 (fr)	1986-09-03
EP0193231B1 (fr)	1990-01-17
AU5349486A (en)	1986-08-21
AU582418B2 (en)	1989-03-23
US5016994A (en)	1991-05-21

Legal Events

Date	Code	Title	Description
1986-09-16	A1B	A search report has been drawn up
1987-10-01	BV	The patent application has lapsed

Publication	Publication Date	Title
US10962750B2 (en)	2021-03-30	Projection optical system, projection apparatus, and projection system
US5900987A (en)	1999-05-04	Zoom projection lenses for use with pixelized panels
KR100888922B1 (ko)	2009-03-16	어안 렌즈
KR19980025083A (ko)	1998-07-06	대형 스크린 포맷에 사용하기 위해 초점을 맞출 수 있는 전투사 렌즈시스템
KR100932850B1 (ko)	2009-12-21	어안 렌즈
CN107589534B (zh)	2019-09-17	一种透镜系统及镜头
JPH08320433A (ja)	1996-12-03	広角レンズ
CN106154524B (zh)	2018-12-07	一种透雾镜头及摄像机
US6809877B2 (en)	2004-10-26	Zoom lens and projection display device using the same
NL8500453A (nl)	1986-09-16	Projektielenzenstelsel.
CN121028349B (zh)	2026-02-13	投影镜头
CN120821061B (zh)	2026-01-06	光学镜头
TWI509283B (zh)	2015-11-21	成像系統
EP2321688B1 (fr)	2020-07-22	Système de lentille d'objectif
CN121028350A (zh)	2025-11-28	投影镜头
CN108333734A (zh)	2018-07-27	高分辨率、大像面、公差敏感度低的变焦光学系统
CN121028348B (zh)	2026-02-13	投影镜头
TWI831882B (zh)	2024-02-11	變焦投影鏡頭
KR102890537B1 (ko)	2025-11-26	사진용 대물 렌즈
NL8500454A (nl)	1986-09-16	Projektielenzenstelsel.
CN211826698U (zh)	2020-10-30	投影镜头及投影机
CN110383114A (zh)	2019-10-25	透镜、变焦镜头及成像镜头
CN108873244A (zh)	2018-11-23	光学镜头
NL8602974A (nl)	1988-06-16	Projektielenzenstelsel.
CN110908225B (zh)	2020-11-03	投影镜头及投影设备