CA1099547A - Video image projection apparatus - Google Patents

Video image projection apparatus

Info

Publication number
CA1099547A
CA1099547A CA302,615A CA302615A CA1099547A CA 1099547 A CA1099547 A CA 1099547A CA 302615 A CA302615 A CA 302615A CA 1099547 A CA1099547 A CA 1099547A
Authority
CA
Canada
Prior art keywords
screen
image
lenses
cathode ray
intercepting
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
CA302,615A
Other languages
English (en)
French (fr)
Inventor
Masayuki Ohmori
Norio Ito
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
Application granted granted Critical
Publication of CA1099547A publication Critical patent/CA1099547A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
CA302,615A 1977-05-09 1978-05-04 Video image projection apparatus Expired CA1099547A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5288377A JPS53138326A (en) 1977-05-09 1977-05-09 Projector
JP52883/77 1977-05-09

Publications (1)

Publication Number Publication Date
CA1099547A true CA1099547A (en) 1981-04-21

Family

ID=12927269

Family Applications (1)

Application Number Title Priority Date Filing Date
CA302,615A Expired CA1099547A (en) 1977-05-09 1978-05-04 Video image projection apparatus

Country Status (7)

Country Link
JP (1) JPS53138326A (ja)
AU (1) AU525507B2 (ja)
CA (1) CA1099547A (ja)
DE (1) DE2820175A1 (ja)
FR (1) FR2390870A1 (ja)
GB (1) GB1595610A (ja)
NL (1) NL7804924A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57162588A (en) * 1981-03-30 1982-10-06 Masaharu Nishiyama Stereoscopic x-ray television device
JPS62160437A (ja) * 1986-01-08 1987-07-16 Kawasaki Heavy Ind Ltd 投影画像の重畳方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1235344A (en) * 1968-12-10 1971-06-09 Harries Electronic Corp Improvements relating to optical correction systems
JPS604635B2 (ja) * 1975-03-12 1985-02-05 ソニー株式会社 カラ−プロジエクタ
JPS5271944A (en) * 1975-12-11 1977-06-15 Sanyo Electric Co Ltd Projection-type color tv unit

Also Published As

Publication number Publication date
JPS53138326A (en) 1978-12-02
GB1595610A (en) 1981-08-12
FR2390870B1 (ja) 1983-11-18
NL7804924A (nl) 1978-11-13
DE2820175A1 (de) 1978-11-23
FR2390870A1 (fr) 1978-12-08
AU3567078A (en) 1979-11-08
DE2820175C2 (ja) 1987-12-03
AU525507B2 (en) 1982-11-11

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Legal Events

Date Code Title Description
MKEX Expiry