ITRM20030271A1 - Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica. - Google Patents

Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica.

Info

Publication number
ITRM20030271A1
ITRM20030271A1 IT000271A ITRM20030271A ITRM20030271A1 IT RM20030271 A1 ITRM20030271 A1 IT RM20030271A1 IT 000271 A IT000271 A IT 000271A IT RM20030271 A ITRM20030271 A IT RM20030271A IT RM20030271 A1 ITRM20030271 A1 IT RM20030271A1
Authority
IT
Italy
Prior art keywords
assembly
projectors
regulation
light intensity
discharge lamps
Prior art date
Application number
IT000271A
Other languages
English (en)
Inventor
Sisti Fabio De
Sisti Mario De
Original Assignee
Sisti Lighting S P A De
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.)
Filing date
Publication date
Application filed by Sisti Lighting S P A De filed Critical Sisti Lighting S P A De
Priority to IT000271A priority Critical patent/ITRM20030271A1/it
Publication of ITRM20030271A0 publication Critical patent/ITRM20030271A0/it
Priority to DE602004012652T priority patent/DE602004012652T2/de
Priority to EP04425381A priority patent/EP1482240B1/en
Priority to AT04425381T priority patent/ATE390603T1/de
Priority to ES04425381T priority patent/ES2304597T3/es
Priority to US10/854,225 priority patent/US7322706B2/en
Publication of ITRM20030271A1 publication Critical patent/ITRM20030271A1/it

Links

Classifications

    • 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
    • H04N9/315—Modulator illumination systems
    • 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
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/10—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures of iris type
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • 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
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
IT000271A 2003-05-30 2003-05-30 Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica. ITRM20030271A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT000271A ITRM20030271A1 (it) 2003-05-30 2003-05-30 Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica.
DE602004012652T DE602004012652T2 (de) 2003-05-30 2004-05-26 Vorrichtung zur Einstellung der Lichtintensität für Projektoren mit Entladungslampe
EP04425381A EP1482240B1 (en) 2003-05-30 2004-05-26 Device for adjusting light intensity for discharge lamp projectors
AT04425381T ATE390603T1 (de) 2003-05-30 2004-05-26 Vorrichtung zur einstellung der lichtintensität für projektoren mit entladungslampe
ES04425381T ES2304597T3 (es) 2003-05-30 2004-05-26 Dispositivo para ajustar la intensidad de la luz para proyectores con lampara de descarga.
US10/854,225 US7322706B2 (en) 2003-05-30 2004-05-27 Device for adjusting light intensity for discharge lamp projectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000271A ITRM20030271A1 (it) 2003-05-30 2003-05-30 Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica.

Publications (2)

Publication Number Publication Date
ITRM20030271A0 ITRM20030271A0 (it) 2003-05-30
ITRM20030271A1 true ITRM20030271A1 (it) 2004-11-30

Family

ID=29765846

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000271A ITRM20030271A1 (it) 2003-05-30 2003-05-30 Dispositivo per la regolazione dell'intensita' luminosa per proiettori con lampade a scarica.

Country Status (6)

Country Link
US (1) US7322706B2 (it)
EP (1) EP1482240B1 (it)
AT (1) ATE390603T1 (it)
DE (1) DE602004012652T2 (it)
ES (1) ES2304597T3 (it)
IT (1) ITRM20030271A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1399471B1 (it) 2009-09-11 2013-04-19 Clay Paky Spa Proiettore per palcoscenico e metodo per operare un proiettore per palcoscenico
US10258447B2 (en) * 2017-01-24 2019-04-16 Allergan Industrie Sas Thread insertion devices
US10845030B1 (en) 2020-02-26 2020-11-24 Electronic Theatre Controls, Inc. Lighting fixture with internal shutter blade

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1955599A (en) * 1931-07-30 1934-04-17 Us Holding Corp Motor vehicle headlight
US2558964A (en) * 1948-12-16 1951-07-03 Kliegl Bros Universal Electric Iris protection apparatus for highintensity spotlights
US4232359A (en) * 1979-04-09 1980-11-04 Berkey-Colortran, Inc. Spotlight or other illuminator
US4338654A (en) * 1980-09-20 1982-07-06 Richard Logothetis Variable spot stage light
DE3226580A1 (de) * 1981-12-08 1983-06-16 Robert Bosch Gmbh, 7000 Stuttgart Scheinwerfer fuer kraftfahrzeuge
US4770525A (en) * 1986-03-24 1988-09-13 Casio Computer Co., Ltd. Liquid crystal projector
DE3919643A1 (de) * 1989-06-16 1991-01-03 Reiche & Vogel Gmbh Scheinwerfer, der in seiner helligkeit stufenlos regelbar ist
JPH05264904A (ja) * 1992-03-18 1993-10-15 Canon Inc 照明光学系および該照明光学系を用いた投写型画像表示装置
DE10361118B4 (de) * 2003-12-22 2011-12-22 Auer Lighting Gmbh Stufenlinsenscheinwerfer
DE102004013962A1 (de) * 2003-12-22 2005-07-21 Schott Ag Stufenlinsenscheinwerfer mit gekoppelter Abstandsveränderung lichttechnischer Elemente
RU2302585C2 (ru) * 2003-12-22 2007-07-10 Шотт Аг Прожектор с линзой френеля с взаимосвязанным изменением расстояния между осветительными элементами

Also Published As

Publication number Publication date
DE602004012652T2 (de) 2009-06-18
DE602004012652D1 (de) 2008-05-08
ATE390603T1 (de) 2008-04-15
US20050007560A1 (en) 2005-01-13
US7322706B2 (en) 2008-01-29
ES2304597T3 (es) 2008-10-16
EP1482240B1 (en) 2008-03-26
EP1482240A2 (en) 2004-12-01
ITRM20030271A0 (it) 2003-05-30
EP1482240A3 (en) 2006-08-16

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