JPS545375A - Projection-type cathode-ray tube - Google Patents

Projection-type cathode-ray tube

Info

Publication number
JPS545375A
JPS545375A JP6981277A JP6981277A JPS545375A JP S545375 A JPS545375 A JP S545375A JP 6981277 A JP6981277 A JP 6981277A JP 6981277 A JP6981277 A JP 6981277A JP S545375 A JPS545375 A JP S545375A
Authority
JP
Japan
Prior art keywords
ray tube
projection
type cathode
increase
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.)
Pending
Application number
JP6981277A
Other languages
Japanese (ja)
Inventor
Mitsuru Otake
Masanobu Takada
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6981277A priority Critical patent/JPS545375A/en
Publication of JPS545375A publication Critical patent/JPS545375A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To increase the hear radiation rate from fluorescent screen on the inner surface of the face plate and thus to increase greatly the light emitting luminance of the picture image, by coating the porous Al film on the entire surface of the Al film provided on the inner surface of the panel which forms the cathode-ray tube.
COPYRIGHT: (C)1979,JPO&Japio
JP6981277A 1977-06-15 1977-06-15 Projection-type cathode-ray tube Pending JPS545375A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6981277A JPS545375A (en) 1977-06-15 1977-06-15 Projection-type cathode-ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6981277A JPS545375A (en) 1977-06-15 1977-06-15 Projection-type cathode-ray tube

Publications (1)

Publication Number Publication Date
JPS545375A true JPS545375A (en) 1979-01-16

Family

ID=13413535

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6981277A Pending JPS545375A (en) 1977-06-15 1977-06-15 Projection-type cathode-ray tube

Country Status (1)

Country Link
JP (1) JPS545375A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5751102A (en) * 1994-05-02 1998-05-12 Matsushita Electric Industrial Co., Ltd. Monochromatic cathode ray tube having scattered electron suppressing layer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5751102A (en) * 1994-05-02 1998-05-12 Matsushita Electric Industrial Co., Ltd. Monochromatic cathode ray tube having scattered electron suppressing layer

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