JP2562315Y2 - 光拡散板 - Google Patents
光拡散板Info
- Publication number
- JP2562315Y2 JP2562315Y2 JP1988111946U JP11194688U JP2562315Y2 JP 2562315 Y2 JP2562315 Y2 JP 2562315Y2 JP 1988111946 U JP1988111946 U JP 1988111946U JP 11194688 U JP11194688 U JP 11194688U JP 2562315 Y2 JP2562315 Y2 JP 2562315Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- diffusion plate
- cover
- main body
- light source
- 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 - Lifetime
Links
- 238000009792 diffusion process Methods 0.000 title claims description 94
- 238000005286 illumination Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 239000004973 liquid crystal related substance Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988111946U JP2562315Y2 (ja) | 1988-08-26 | 1988-08-26 | 光拡散板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988111946U JP2562315Y2 (ja) | 1988-08-26 | 1988-08-26 | 光拡散板 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0233001U JPH0233001U (enrdf_load_stackoverflow) | 1990-03-01 |
JP2562315Y2 true JP2562315Y2 (ja) | 1998-02-10 |
Family
ID=31350445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988111946U Expired - Lifetime JP2562315Y2 (ja) | 1988-08-26 | 1988-08-26 | 光拡散板 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2562315Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1768279A (zh) * | 2003-04-02 | 2006-05-03 | 旭化成化学株式会社 | 光扩散板 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54130847A (en) * | 1978-04-01 | 1979-10-11 | Nippon Telegr & Teleph Corp <Ntt> | Precedence change system |
JPS5647529U (enrdf_load_stackoverflow) * | 1979-09-20 | 1981-04-27 | ||
JPS5671337A (en) * | 1979-11-15 | 1981-06-13 | Chubu Denso Kk | Small-sized transceiver for portable type |
JPS57195182U (enrdf_load_stackoverflow) * | 1981-05-19 | 1982-12-10 | ||
JPS5998969A (ja) * | 1982-11-29 | 1984-06-07 | アイジー工業株式会社 | 出隅構造 |
JPS59149784A (ja) * | 1983-01-31 | 1984-08-27 | Toshiba Corp | 直流電動機の制御方法 |
DE3502831A1 (de) * | 1985-01-29 | 1986-07-31 | Gödecke AG, 1000 Berlin | 1,6-naphthyridinon-derivate, verfahren zu deren herstellung und deren verwendung |
JPS6143783A (ja) * | 1984-08-07 | 1986-03-03 | シチズン時計株式会社 | 照明装置 |
JPS6329123U (enrdf_load_stackoverflow) * | 1986-08-09 | 1988-02-25 | ||
JPS6382224U (enrdf_load_stackoverflow) * | 1986-11-19 | 1988-05-30 |
-
1988
- 1988-08-26 JP JP1988111946U patent/JP2562315Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0233001U (enrdf_load_stackoverflow) | 1990-03-01 |
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