IT1394545B1 - Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom - Google Patents

Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom

Info

Publication number
IT1394545B1
IT1394545B1 ITMI2009A000914A ITMI20090914A IT1394545B1 IT 1394545 B1 IT1394545 B1 IT 1394545B1 IT MI2009A000914 A ITMI2009A000914 A IT MI2009A000914A IT MI20090914 A ITMI20090914 A IT MI20090914A IT 1394545 B1 IT1394545 B1 IT 1394545B1
Authority
IT
Italy
Prior art keywords
projector
zoom device
zoom
projector including
Prior art date
Application number
ITMI2009A000914A
Other languages
English (en)
Inventor
Zhong Yi
Original Assignee
Clay Paky Spa
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 Clay Paky Spa filed Critical Clay Paky Spa
Priority to ITMI2009A000914A priority Critical patent/IT1394545B1/it
Priority to US12/783,772 priority patent/US8147096B2/en
Priority to GB1008569.4A priority patent/GB2472668B/en
Publication of ITMI20090914A1 publication Critical patent/ITMI20090914A1/it
Application granted granted Critical
Publication of IT1394545B1 publication Critical patent/IT1394545B1/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/163—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
    • 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
    • F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • 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
    • F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex 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
ITMI2009A000914A 2009-05-22 2009-05-22 Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom IT1394545B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITMI2009A000914A IT1394545B1 (it) 2009-05-22 2009-05-22 Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom
US12/783,772 US8147096B2 (en) 2009-05-22 2010-05-20 Lighting fixture zoom device, and lighting fixture comprising said zoom device
GB1008569.4A GB2472668B (en) 2009-05-22 2010-05-21 Lighting fixture zoom device, and lighting fixture comprising said zoom device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI2009A000914A IT1394545B1 (it) 2009-05-22 2009-05-22 Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom

Publications (2)

Publication Number Publication Date
ITMI20090914A1 ITMI20090914A1 (it) 2010-11-23
IT1394545B1 true IT1394545B1 (it) 2012-07-05

Family

ID=41445650

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI2009A000914A IT1394545B1 (it) 2009-05-22 2009-05-22 Dispositivo zoom per un proiettore e proiettore comprendente detto dispositivo zoom

Country Status (3)

Country Link
US (1) US8147096B2 (it)
GB (1) GB2472668B (it)
IT (1) IT1394545B1 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012134406A1 (en) 2011-03-31 2012-10-04 Leader Light S.R.O. An apparatus for variable adjustment of an led emitting angle
CN102495512A (zh) * 2011-12-17 2012-06-13 深圳市佶达德科技有限公司 可大范围连续调整照明角度的激光照明器及其调整方法
US9933127B2 (en) * 2013-08-08 2018-04-03 Georgiy Pavlovich Sapt Vehicle light
CN104061476B (zh) * 2014-06-30 2015-12-16 杨发 一种全聚远射灯
CN115327683A (zh) * 2014-10-30 2022-11-11 住友电气工业株式会社 光学部件
HUE035474T2 (hu) * 2015-02-16 2018-05-02 D T S Illuminazione S R L Fénysugarak vetítõgépe
US10495862B2 (en) 2017-09-01 2019-12-03 Robe Lighting S.R.O. Automated luminaire having a zoom optical system
CN112285985B (zh) * 2020-11-06 2022-05-20 深圳市爱图仕影像器材有限公司 带有可变焦镜头的灯具及可变焦镜头
IT202100000377A1 (it) * 2021-01-11 2022-07-11 Osram Gmbh Dispositivo di illuminazione e corrispondente procedimento di azionamento

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2614267A1 (de) * 1976-04-02 1977-10-06 Bosch Gmbh Robert Lichtstarkes projektions-vario- objektiv
US5029992A (en) * 1988-07-26 1991-07-09 Morpheus Lights, Inc. Motor-controlled lens system
US5600490A (en) * 1993-10-06 1997-02-04 Canon Kabushiki Kaisha Zoom lens for projecting video image
US6028717A (en) 1997-06-13 2000-02-22 Minolta Co., Ltd. Zoom lens system
US6046861A (en) * 1997-10-08 2000-04-04 Vari-Lite. Inc. Zoom lens system having imaging and non-imaging ranges
JP3402464B2 (ja) * 2000-05-17 2003-05-06 三菱電機株式会社 レトロフォーカス型レンズ及び投写型表示装置
JP5069146B2 (ja) * 2008-02-29 2012-11-07 富士フイルム株式会社 投写用ズームレンズおよび投写型表示装置

Also Published As

Publication number Publication date
US8147096B2 (en) 2012-04-03
GB201008569D0 (en) 2010-07-07
GB2472668B (en) 2014-09-24
ITMI20090914A1 (it) 2010-11-23
GB2472668A (en) 2011-02-16
US20100321940A1 (en) 2010-12-23

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