JPH0392878U - - Google Patents
Info
- Publication number
- JPH0392878U JPH0392878U JP179290U JP179290U JPH0392878U JP H0392878 U JPH0392878 U JP H0392878U JP 179290 U JP179290 U JP 179290U JP 179290 U JP179290 U JP 179290U JP H0392878 U JPH0392878 U JP H0392878U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- infrared light
- light
- projection
- projection device
- 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
Links
- 238000001514 detection method Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Landscapes
- Transforming Electric Information Into Light Information (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP179290U JPH0392878U (me) | 1990-01-12 | 1990-01-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP179290U JPH0392878U (me) | 1990-01-12 | 1990-01-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0392878U true JPH0392878U (me) | 1991-09-20 |
Family
ID=31505685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP179290U Pending JPH0392878U (me) | 1990-01-12 | 1990-01-12 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0392878U (me) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012252252A (ja) * | 2011-06-06 | 2012-12-20 | Seiko Epson Corp | プロジェクター |
JP2013044917A (ja) * | 2011-08-24 | 2013-03-04 | Seiko Epson Corp | プロジェクター |
JP2016040617A (ja) * | 2015-10-23 | 2016-03-24 | セイコーエプソン株式会社 | プロジェクター |
JP2018022191A (ja) * | 2017-10-27 | 2018-02-08 | セイコーエプソン株式会社 | プロジェクター |
-
1990
- 1990-01-12 JP JP179290U patent/JPH0392878U/ja active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012252252A (ja) * | 2011-06-06 | 2012-12-20 | Seiko Epson Corp | プロジェクター |
CN104391420A (zh) * | 2011-06-06 | 2015-03-04 | 精工爱普生株式会社 | 投影机 |
US9298074B2 (en) | 2011-06-06 | 2016-03-29 | Seiko Epson Corporation | Projector |
JP2013044917A (ja) * | 2011-08-24 | 2013-03-04 | Seiko Epson Corp | プロジェクター |
JP2016040617A (ja) * | 2015-10-23 | 2016-03-24 | セイコーエプソン株式会社 | プロジェクター |
JP2018022191A (ja) * | 2017-10-27 | 2018-02-08 | セイコーエプソン株式会社 | プロジェクター |
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