BE806155A - CORRECTION LENS, ESPECIALLY OF COLOR CINESCOPE - Google Patents

CORRECTION LENS, ESPECIALLY OF COLOR CINESCOPE

Info

Publication number
BE806155A
BE806155A BE136760A BE136760A BE806155A BE 806155 A BE806155 A BE 806155A BE 136760 A BE136760 A BE 136760A BE 136760 A BE136760 A BE 136760A BE 806155 A BE806155 A BE 806155A
Authority
BE
Belgium
Prior art keywords
cinescope
color
correction lens
correction
lens
Prior art date
Application number
BE136760A
Other languages
French (fr)
Inventor
F Van Hekken
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of BE806155A publication Critical patent/BE806155A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses
    • H01J9/2273—Auxiliary lenses and filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Overhead Projectors And Projection Screens (AREA)
BE136760A 1972-10-18 1973-10-16 CORRECTION LENS, ESPECIALLY OF COLOR CINESCOPE BE806155A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29864372A 1972-10-18 1972-10-18

Publications (1)

Publication Number Publication Date
BE806155A true BE806155A (en) 1974-02-15

Family

ID=23151404

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136760A BE806155A (en) 1972-10-18 1973-10-16 CORRECTION LENS, ESPECIALLY OF COLOR CINESCOPE

Country Status (7)

Country Link
JP (1) JPS4975154A (en)
BE (1) BE806155A (en)
CA (1) CA998269A (en)
FR (1) FR2203982B1 (en)
GB (1) GB1450722A (en)
IT (1) IT993500B (en)
NL (1) NL7314288A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1115189B (en) * 1978-05-30 1986-02-03 Rca Corp FRESNEL LENS
TW460900B (en) * 1999-04-16 2001-10-21 Koninkl Philips Electronics Nv Method of producing a screen for a display device, screen for a display device produced by means of said method and display device provided with said screen
WO2005061904A1 (en) 2003-09-22 2005-07-07 Dana Corporation Pressure vessel assembly for integrated pressurized fluid system

Also Published As

Publication number Publication date
CA998269A (en) 1976-10-12
IT993500B (en) 1975-09-30
FR2203982A1 (en) 1974-05-17
GB1450722A (en) 1976-09-29
DE2352365A1 (en) 1974-05-09
JPS4975154A (en) 1974-07-19
DE2352365B2 (en) 1977-02-03
AU6080973A (en) 1975-03-27
NL7314288A (en) 1974-04-22
FR2203982B1 (en) 1977-05-27

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