EP4176201C0 - Optical assembly for a projector and projector comprising said optical assembly. - Google Patents

Optical assembly for a projector and projector comprising said optical assembly.

Info

Publication number: EP4176201C0
Authority: EP; European Patent Office
Prior art keywords: projector; optical assembly; optical; assembly
Prior art date: 2020-07-01
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.): Active

Application number

EP21743554.4A

Other languages

German (de)

French (fr)

Other versions

EP4176201B1 (en

EP4176201A1 (en

Inventor

Yvan Peard

Cyril Union

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ayrton SAS

Original Assignee

Ayrton SAS

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.)

2020-07-01

Filing date

2021-06-25

Publication date

2024-08-07

2021-06-25 Application filed by Ayrton SAS filed Critical Ayrton SAS

2023-05-10 Publication of EP4176201A1 publication Critical patent/EP4176201A1/en

2024-08-07 Application granted granted Critical

2024-08-07 Publication of EP4176201B1 publication Critical patent/EP4176201B1/en

2024-08-07 Publication of EP4176201C0 publication Critical patent/EP4176201C0/en

Status Active legal-status Critical Current

2041-06-25 Anticipated expiration legal-status Critical

Classifications

- 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
- 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
- F21V5/00—Refractors for light sources
- F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
- F21V5/004—Refractors for light sources using microoptical elements for redirecting or diffusing light using microlenses
- 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
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/14—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array
- F21Y2105/18—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array annular; polygonal other than square or rectangular, e.g. for spotlights or for generating an axially symmetrical light beam
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2113/00—Combination of light sources
- F21Y2113/20—Combination of light sources of different form
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Non-Portable Lighting Devices Or Systems Thereof (AREA)
Projection Apparatus (AREA)
Securing Globes, Refractors, Reflectors Or The Like (AREA)

EP21743554.4A 2020-07-01 2021-06-25 Optical assembly for a projector and projector comprising said optical assembly. Active EP4176201B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR2006942A FR3112219B1 (en)	2020-07-01	2020-07-01	Optical assembly for a projector and projector comprising such an optical assembly
PCT/FR2021/051174 WO2022003283A1 (en)	2020-07-01	2021-06-25	Optical assembly for a projector and projector comprising such an optical assembly

Publications (3)

Publication Number	Publication Date
EP4176201A1 EP4176201A1 (en)	2023-05-10
EP4176201B1 EP4176201B1 (en)	2024-08-07
EP4176201C0 true EP4176201C0 (en)	2024-08-07

Family

ID=73497854

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21743554.4A Active EP4176201B1 (en)	2020-07-01	2021-06-25	Optical assembly for a projector and projector comprising said optical assembly.

Country Status (5)

Country	Link
US (1)	US20230288043A1 (en)
EP (1)	EP4176201B1 (en)
CN (1)	CN116264839A (en)
FR (1)	FR3112219B1 (en)
WO (1)	WO2022003283A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USD1022308S1 (en) *	2020-11-17	2024-04-09	Smart Atoms Limited	Pattern for an LED panel
FR3148075A1 (en) *	2023-04-24	2024-10-25	Ayrton	Lighting device comprising a projector provided with waterproof protection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4083626A (en) *	1975-04-04	1978-04-11	Fuji Photo Film Co., Ltd.	Rear projection screens
DK177579B1 (en) *	2010-04-23	2013-10-28	Martin Professional As	Led light fixture with background lighting
US8496354B2 (en) *	2010-11-24	2013-07-30	Robe Lighting S.R.O.	Beam control system for an LED luminaire
WO2013142437A1 (en) *	2012-03-18	2013-09-26	Robe Lighting, Inc.	Improved collimation system for an led luminaire
US9420644B1 (en) *	2015-03-31	2016-08-16	Frank Shum	LED lighting
CN208634805U (en) *	2018-05-04	2019-03-22	广州市浩洋电子股份有限公司	A kind of optical system and the illuminator using this optical system
US10670225B2 (en) *	2018-09-13	2020-06-02	Elation Lighting, Inc.	Sparkle effect lighting device

2020
- 2020-07-01 FR FR2006942A patent/FR3112219B1/en active Active
2021
- 2021-06-25 US US18/014,003 patent/US20230288043A1/en active Pending
- 2021-06-25 EP EP21743554.4A patent/EP4176201B1/en active Active
- 2021-06-25 WO PCT/FR2021/051174 patent/WO2022003283A1/en unknown
- 2021-06-25 CN CN202180060264.4A patent/CN116264839A/en active Pending

Also Published As

Publication number	Publication date
WO2022003283A1 (en)	2022-01-06
EP4176201B1 (en)	2024-08-07
EP4176201A1 (en)	2023-05-10
FR3112219B1 (en)	2022-07-15
FR3112219A1 (en)	2022-01-07
CN116264839A (en)	2023-06-16
US20230288043A1 (en)	2023-09-14

Publication	Publication Date	Title
EP3857274A4 (en)	2021-11-17	Projector integrated with a scanning mirror
EP3916480A4 (en)	2022-04-06	Light projection system
CA204142S (en)	2022-12-01	Projector
EP4176201C0 (en)	2024-08-07	Optical assembly for a projector and projector comprising said optical assembly.
EP3711123A4 (en)	2021-08-25	Structured light illuminators including a chief ray corrector optical element
HUE066561T2 (en)	2024-08-28	Methods and systems for making a lens assembly
EP3924379A4 (en)	2022-12-21	Antibodies comprising a common light chain and uses thereof
CA204143S (en)	2022-12-01	Projector
EP3779553A4 (en)	2021-05-19	Optical system and projector
CA204218S (en)	2023-09-18	Projector
GB2590148B (en)	2022-02-16	Methods and systems for making a lens assembly
IL290719B1 (en)	2023-05-01	Optical systems with compact image projector
GB2582965B (en)	2021-09-15	A diffuser assembly
EP4043931A4 (en)	2023-10-11	Light blocking member
GB201907106D0 (en)	2019-07-03	A lens system
GB2613619B (en)	2024-07-31	Projector
CA207172S (en)	2023-09-20	Projector
CA202691S (en)	2022-12-08	Projector
CA202317S (en)	2022-09-14	Projector
GB2612155B (en)	2024-07-31	Optical assembly
CA218523S (en)	2024-03-27	Projector
CA217960S (en)	2024-03-28	Projector
CA217964S (en)	2024-03-28	Projector
CA214753S (en)	2024-02-06	Projector
GB201914111D0 (en)	2019-11-13	Methods and systems for making a lens assembly

Legal Events

Date	Code	Title	Description
2021-07-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: UNKNOWN
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2023-04-07	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2023-04-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
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