JPH0173710U - - Google Patents
Info
- Publication number
- JPH0173710U JPH0173710U JP1988057955U JP5795588U JPH0173710U JP H0173710 U JPH0173710 U JP H0173710U JP 1988057955 U JP1988057955 U JP 1988057955U JP 5795588 U JP5795588 U JP 5795588U JP H0173710 U JPH0173710 U JP H0173710U
- Authority
- JP
- Japan
- Prior art keywords
- transparent
- light
- plate
- flat
- transparent layer
- 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
- 238000005286 illumination Methods 0.000 claims description 3
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Description
第1図はこの考案の一実施例を示す断面図、第
2図はこの考案の他の実施例を示す断面図、第3
図はこの考案のさらに他の実施例を示す正面図、
第4図は第3図の横方向の断面図、第5図はこの
考案の第1図及び第2図に示す実施例並びに従来
の平面照光板に共通な正面図、第6図は従来の平
面照光板の断面図である。
図において、3及び13はアクリル樹脂板、7
は光反射体、8は光反射層、12は気泡である。
なお、各図中同一符号は同一または相当部分を示
す。
Fig. 1 is a sectional view showing one embodiment of this invention, Fig. 2 is a sectional view showing another embodiment of this invention, and Fig. 3 is a sectional view showing another embodiment of this invention.
The figure is a front view showing yet another embodiment of this invention.
4 is a lateral sectional view of FIG. 3, FIG. 5 is a front view common to the embodiment shown in FIGS. 1 and 2 of this invention and the conventional flat illumination plate, and FIG. FIG. 3 is a cross-sectional view of a flat illumination plate. In the figure, 3 and 13 are acrylic resin plates, 7
is a light reflector, 8 is a light reflection layer, and 12 is a bubble.
Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
を光源から遠くなるほど密に付着した光反射体と
を具備する平面照光板。 (2) 上記透明層は透明で光学的に均一な層と、
内部に光学的に不均一な部分を有する透明な層と
を重ね合わせてなることを特徴とする請求項(1)
記載の平面照光板。 (3) 実質的にU字形に折り曲げた透明板からな
る透明層と、 上記透明板の平面部上に、光を反射する物体の
小領域を付着した光反射体と を具備する平面照光板。[Claims for Utility Model Registration] (1) A transparent layer made of a transparent plate, and a light reflector on which small areas of a light-reflecting object are adhered more densely as the distance from the light source increases. Flat light plate. (2) the transparent layer is a transparent and optically uniform layer;
Claim (1) characterized in that it is formed by overlapping a transparent layer having an optically non-uniform portion inside.
The flat illumination plate described. (3) A flat illuminating plate comprising: a transparent layer made of a transparent plate bent into a substantially U-shape; and a light reflector having a small area of a light-reflecting object adhered to the flat surface of the transparent plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988057955U JPH0173710U (en) | 1987-07-24 | 1988-04-27 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11425987 | 1987-07-24 | ||
JP1988057955U JPH0173710U (en) | 1987-07-24 | 1988-04-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0173710U true JPH0173710U (en) | 1989-05-18 |
Family
ID=31718185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988057955U Pending JPH0173710U (en) | 1987-07-24 | 1988-04-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0173710U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2007083805A1 (en) * | 2006-01-23 | 2009-06-18 | 富士フイルム株式会社 | Surface lighting device |
JP2012073167A (en) * | 2010-09-29 | 2012-04-12 | Sharp Corp | Artificial sunlight irradiation apparatus |
-
1988
- 1988-04-27 JP JP1988057955U patent/JPH0173710U/ja active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2007083805A1 (en) * | 2006-01-23 | 2009-06-18 | 富士フイルム株式会社 | Surface lighting device |
US7901125B2 (en) | 2006-01-23 | 2011-03-08 | Fujifilm Corporation | Wedge-shaped lighting device |
JP4709230B2 (en) * | 2006-01-23 | 2011-06-22 | 富士フイルム株式会社 | Surface lighting device |
JP2012073167A (en) * | 2010-09-29 | 2012-04-12 | Sharp Corp | Artificial sunlight irradiation apparatus |