GB1314344A - Light-projecting apparatus - Google Patents

Light-projecting apparatus

Info

Publication number
GB1314344A
GB1314344A GB146970A GB1314344DA GB1314344A GB 1314344 A GB1314344 A GB 1314344A GB 146970 A GB146970 A GB 146970A GB 1314344D A GB1314344D A GB 1314344DA GB 1314344 A GB1314344 A GB 1314344A
Authority
GB
United Kingdom
Prior art keywords
tubes
screen
colour
light
luminance
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
Application number
GB146970A
Other languages
English (en)
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.)
Agfa Gevaert NV
Agfa Gevaert AG
Original Assignee
Agfa Gevaert NV
Agfa Gevaert AG
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 Agfa Gevaert NV, Agfa Gevaert AG filed Critical Agfa Gevaert NV
Publication of GB1314344A publication Critical patent/GB1314344A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/022—Viewing apparatus
    • G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Control Of Exposure In Printing And Copying (AREA)
GB146970A 1970-01-12 1970-01-12 Light-projecting apparatus Expired GB1314344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB146970 1970-01-12

Publications (1)

Publication Number Publication Date
GB1314344A true GB1314344A (en) 1973-04-18

Family

ID=9722540

Family Applications (1)

Application Number Title Priority Date Filing Date
GB146970A Expired GB1314344A (en) 1970-01-12 1970-01-12 Light-projecting apparatus

Country Status (7)

Country Link
US (1) US3796916A (enExample)
JP (1) JPS4920554B1 (enExample)
BE (1) BE761406A (enExample)
DE (1) DE2100895A1 (enExample)
FR (1) FR2075415A5 (enExample)
GB (1) GB1314344A (enExample)
NL (1) NL7100288A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245716A (en) * 1990-03-12 1992-01-08 Moazzam Sajjad Jafri Portable x-ray view box

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2291517A1 (fr) * 1974-11-18 1976-06-11 Weiss Jean Dispositif pour synthetiser des couleurs
JPS5268432A (en) * 1975-12-04 1977-06-07 Fuji Photo Film Co Ltd Automatic dimming observing device for x-ray photograph image
US4182977A (en) * 1978-06-01 1980-01-08 Trw Inc. Constant output light emitting device
US4267489A (en) * 1978-12-01 1981-05-12 Ohno Research And Development Laboratories Company Limited Thin schaukasten
JPH0792619B2 (ja) * 1986-02-28 1995-10-09 株式会社リコー カラー複写機の照明装置
EP0990189A4 (en) * 1995-11-24 2001-02-14 Smartlight Ltd COLOR ADJUSTMENT
US8432413B2 (en) * 2008-11-17 2013-04-30 Xrfiles, Inc. System and method for the display of extended bit depth high resolution images
US8140708B2 (en) * 2008-11-17 2012-03-20 Xrfiles, Inc. System and method for the serving of extended bit depth high resolution images
FR2958323B1 (fr) 2010-03-30 2012-05-04 Snecma Etage redresseur de compresseur pour une turbomachine.
CN106324843B (zh) * 2016-08-24 2018-10-09 南京巨鲨显示科技有限公司 一种自动切换阅片灯模式的医用显示器
CN106547097A (zh) * 2017-01-19 2017-03-29 江苏迈特菲光电技术有限公司 一种带阅片灯功能的显示器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2245716A (en) * 1990-03-12 1992-01-08 Moazzam Sajjad Jafri Portable x-ray view box

Also Published As

Publication number Publication date
BE761406A (fr) 1971-07-12
US3796916A (en) 1974-03-12
NL7100288A (enExample) 1971-06-25
DE2100895A1 (de) 1971-07-22
JPS4920554B1 (enExample) 1974-05-25
FR2075415A5 (enExample) 1971-10-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee