JPS5638034A - Back projection type display device - Google Patents

Back projection type display device

Info

Publication number
JPS5638034A
JPS5638034A JP11443879A JP11443879A JPS5638034A JP S5638034 A JPS5638034 A JP S5638034A JP 11443879 A JP11443879 A JP 11443879A JP 11443879 A JP11443879 A JP 11443879A JP S5638034 A JPS5638034 A JP S5638034A
Authority
JP
Japan
Prior art keywords
screen
video
transmission type
external light
type screen
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
JP11443879A
Other languages
English (en)
Inventor
Toshiro Watanabe
Koji Suzuki
Tomiichi Watanabe
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP11443879A priority Critical patent/JPS5638034A/ja
Publication of JPS5638034A publication Critical patent/JPS5638034A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP11443879A 1979-09-06 1979-09-06 Back projection type display device Pending JPS5638034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11443879A JPS5638034A (en) 1979-09-06 1979-09-06 Back projection type display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11443879A JPS5638034A (en) 1979-09-06 1979-09-06 Back projection type display device

Publications (1)

Publication Number Publication Date
JPS5638034A true JPS5638034A (en) 1981-04-13

Family

ID=14637728

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11443879A Pending JPS5638034A (en) 1979-09-06 1979-09-06 Back projection type display device

Country Status (1)

Country Link
JP (1) JPS5638034A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004085659A (ja) * 2002-08-23 2004-03-18 Mitsubishi Electric Corp 投写型表示装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5096226A (ja) * 1973-12-24 1975-07-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5096226A (ja) * 1973-12-24 1975-07-31

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004085659A (ja) * 2002-08-23 2004-03-18 Mitsubishi Electric Corp 投写型表示装置

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