GB1306335A - - Google Patents

Info

Publication number
GB1306335A
GB1306335A GB1306335DA GB1306335A GB 1306335 A GB1306335 A GB 1306335A GB 1306335D A GB1306335D A GB 1306335DA GB 1306335 A GB1306335 A GB 1306335A
Authority
GB
United Kingdom
Prior art keywords
filter
llllll
light
degrees
normal
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
Other languages
English (en)
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 filed Critical
Publication of GB1306335A publication Critical patent/GB1306335A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/89—Optical components associated with the vessel
    • H01J2229/8913—Anti-reflection, anti-glare, viewing angle and contrast improving treatments or devices

Landscapes

  • Luminescent Compositions (AREA)
GB1306335D 1971-07-01 1971-07-01 Expired GB1306335A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3089771 1971-07-01

Publications (1)

Publication Number Publication Date
GB1306335A true GB1306335A (enExample) 1973-02-07

Family

ID=10314824

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1306335D Expired GB1306335A (enExample) 1971-07-01 1971-07-01

Country Status (1)

Country Link
GB (1) GB1306335A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2149203A (en) * 1983-11-04 1985-06-05 Mitsubishi Electric Corp Projection cathode-ray tube
GB2176048A (en) * 1985-05-29 1986-12-10 Philips Nv Projection television display tube and projection television device having at least one such tube
EP0212715A1 (en) * 1985-08-12 1987-03-04 Koninklijke Philips Electronics N.V. Projection television display device
GB2244857A (en) * 1990-05-09 1991-12-11 Mitsubishi Electric Corp Projection cathode ray tube

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2149203A (en) * 1983-11-04 1985-06-05 Mitsubishi Electric Corp Projection cathode-ray tube
GB2176048A (en) * 1985-05-29 1986-12-10 Philips Nv Projection television display tube and projection television device having at least one such tube
GB2176048B (en) * 1985-05-29 1989-07-05 Philips Nv Projection television display tube and projection television device comprising at least one such tube
EP0212715A1 (en) * 1985-08-12 1987-03-04 Koninklijke Philips Electronics N.V. Projection television display device
US5061993A (en) * 1985-08-12 1991-10-29 U.S. Philips Corporation Projection television display device
GB2244857A (en) * 1990-05-09 1991-12-11 Mitsubishi Electric Corp Projection cathode ray tube
GB2244857B (en) * 1990-05-09 1994-06-01 Mitsubishi Electric Corp Projection cathode-ray tube

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Legal Events

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