FR951219A - Display device for cathode beam oscilloscopes - Google Patents

Display device for cathode beam oscilloscopes

Info

Publication number
FR951219A
FR951219A FR951219DA FR951219A FR 951219 A FR951219 A FR 951219A FR 951219D A FR951219D A FR 951219DA FR 951219 A FR951219 A FR 951219A
Authority
FR
France
Prior art keywords
display device
cathode beam
beam oscilloscopes
oscilloscopes
cathode
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
French (fr)
Inventor
Paul Riemann Adams
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR951219A publication Critical patent/FR951219A/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
    • H01J29/87—Arrangements for preventing or limiting effects of implosion of vessels or containers
    • 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
    • H01J29/896—Anti-reflection means, e.g. eliminating glare due to ambient light
    • 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
    • H01J2229/8922—Apparatus attached to vessel and not integral therewith
    • 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
    • H01J2229/8926—Active components, e.g. LCD's, indicators, illuminators and moving devices
FR951219D 1946-05-09 1947-05-08 Display device for cathode beam oscilloscopes Expired FR951219A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US951219XA 1946-05-09 1946-05-09

Publications (1)

Publication Number Publication Date
FR951219A true FR951219A (en) 1949-10-19

Family

ID=22249822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951219D Expired FR951219A (en) 1946-05-09 1947-05-08 Display device for cathode beam oscilloscopes

Country Status (2)

Country Link
BE (1) BE473585A (en)
FR (1) FR951219A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2806243A1 (en) * 2000-03-09 2001-09-14 Francois Giry Back projector/cathode ray tube/plasma screen harmful light diffusing waffle screen with geometric shapes smoothing light pulses/separating harmful radiation.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2806243A1 (en) * 2000-03-09 2001-09-14 Francois Giry Back projector/cathode ray tube/plasma screen harmful light diffusing waffle screen with geometric shapes smoothing light pulses/separating harmful radiation.

Also Published As

Publication number Publication date
BE473585A (en)

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