CA1099547A - Video image projection apparatus - Google Patents
Video image projection apparatusInfo
- 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
Links
- 238000009826 distribution Methods 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 6
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000003086 colorant Substances 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP52883/77 | 1977-05-09 | ||
| JP5288377A JPS53138326A (en) | 1977-05-09 | 1977-05-09 | Projector |
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 (cs) |
| AU (1) | AU525507B2 (cs) |
| CA (1) | CA1099547A (cs) |
| DE (1) | DE2820175A1 (cs) |
| FR (1) | FR2390870A1 (cs) |
| GB (1) | GB1595610A (cs) |
| NL (1) | NL7804924A (cs) |
Families Citing this family (2)
| 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)
| 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 |
-
1977
- 1977-05-09 JP JP5288377A patent/JPS53138326A/ja active Pending
-
1978
- 1978-05-02 AU AU35670/78A patent/AU525507B2/en not_active Expired
- 1978-05-03 GB GB1743978A patent/GB1595610A/en not_active Expired
- 1978-05-04 CA CA302,615A patent/CA1099547A/en not_active Expired
- 1978-05-08 NL NL7804924A patent/NL7804924A/xx not_active Application Discontinuation
- 1978-05-09 FR FR7813721A patent/FR2390870A1/fr active Granted
- 1978-05-09 DE DE19782820175 patent/DE2820175A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AU3567078A (en) | 1979-11-08 |
| AU525507B2 (en) | 1982-11-11 |
| NL7804924A (nl) | 1978-11-13 |
| DE2820175C2 (cs) | 1987-12-03 |
| FR2390870A1 (fr) | 1978-12-08 |
| JPS53138326A (en) | 1978-12-02 |
| FR2390870B1 (cs) | 1983-11-18 |
| GB1595610A (en) | 1981-08-12 |
| DE2820175A1 (de) | 1978-11-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |