FR1486310A - Lens system for color television - Google Patents

Lens system for color television

Info

Publication number
FR1486310A
FR1486310A FR68934A FR68934A FR1486310A FR 1486310 A FR1486310 A FR 1486310A FR 68934 A FR68934 A FR 68934A FR 68934 A FR68934 A FR 68934A FR 1486310 A FR1486310 A FR 1486310A
Authority
FR
France
Prior art keywords
lens system
color television
television
color
lens
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
FR68934A
Other languages
French (fr)
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.)
National Video Corp
Original Assignee
National Video 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 National Video Corp filed Critical National Video Corp
Application granted granted Critical
Publication of FR1486310A publication Critical patent/FR1486310A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
FR68934A 1965-07-15 1966-07-11 Lens system for color television Expired FR1486310A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47216965A 1965-07-15 1965-07-15

Publications (1)

Publication Number Publication Date
FR1486310A true FR1486310A (en) 1967-06-23

Family

ID=23874460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68934A Expired FR1486310A (en) 1965-07-15 1966-07-11 Lens system for color television

Country Status (3)

Country Link
DE (1) DE1462840A1 (en)
FR (1) FR1486310A (en)
GB (1) GB1142958A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7510272A (en) * 1975-09-01 1977-03-03 Philips Nv PROCEDURE FOR MANUFACTURE OF A CATHODE RAY TUBE FOR DISPLAYING COLORED IMAGES AND CATHOD RAY TUBE MADE IN ACCORDANCE WITH THIS PROCESS.

Also Published As

Publication number Publication date
GB1142958A (en) 1969-02-12
DE1462840A1 (en) 1968-12-19

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