GB2294909B - Acid etched gobo - Google Patents

Acid etched gobo

Info

Publication number
GB2294909B
GB2294909B GB9520927A GB9520927A GB2294909B GB 2294909 B GB2294909 B GB 2294909B GB 9520927 A GB9520927 A GB 9520927A GB 9520927 A GB9520927 A GB 9520927A GB 2294909 B GB2294909 B GB 2294909B
Authority
GB
United Kingdom
Prior art keywords
gobo
acid etched
etched
acid
etched gobo
Prior art date
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.)
Expired - Fee Related
Application number
GB9520927A
Other versions
GB2294909A (en
GB9520927D0 (en
Inventor
Byron J Ziegler
Steven T Mahanay
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.)
High End Systems Inc
Original Assignee
High End Systems Inc
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 High End Systems Inc filed Critical High End Systems Inc
Publication of GB9520927D0 publication Critical patent/GB9520927D0/en
Publication of GB2294909A publication Critical patent/GB2294909A/en
Application granted granted Critical
Publication of GB2294909B publication Critical patent/GB2294909B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F21S10/007—Lighting devices or systems producing a varying lighting effect using rotating transparent or colored disks, e.g. gobo wheels
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
GB9520927A 1994-11-14 1995-10-12 Acid etched gobo Expired - Fee Related GB2294909B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33901494A 1994-11-14 1994-11-14

Publications (3)

Publication Number Publication Date
GB9520927D0 GB9520927D0 (en) 1995-12-13
GB2294909A GB2294909A (en) 1996-05-15
GB2294909B true GB2294909B (en) 1996-10-23

Family

ID=23327093

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9520927A Expired - Fee Related GB2294909B (en) 1994-11-14 1995-10-12 Acid etched gobo

Country Status (2)

Country Link
DE (1) DE19540840A1 (en)
GB (1) GB2294909B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE509429C2 (en) * 1996-07-01 1999-01-25 Michael Tannemyr Gobo and method of making gobo
GB2367788A (en) * 2000-10-16 2002-04-17 Seiko Epson Corp Etching using an ink jet print head
IT201900009681A1 (en) 2019-06-20 2020-12-20 Tlpicoglass Srl Image projection system
EP3588187A1 (en) 2018-06-22 2020-01-01 Sunland Optics Srl An image projection system
CN210568194U (en) * 2019-08-31 2020-05-19 广州市浩洋电子股份有限公司 Stage lamp with ceramic material effect element

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994004951A1 (en) * 1992-08-15 1994-03-03 Light & Sound Design Limited Colour image protection apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994004951A1 (en) * 1992-08-15 1994-03-03 Light & Sound Design Limited Colour image protection apparatus

Also Published As

Publication number Publication date
GB2294909A (en) 1996-05-15
GB9520927D0 (en) 1995-12-13
DE19540840A1 (en) 1996-05-15

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20010815

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041012