JPH0192682U - - Google Patents
Info
- Publication number
- JPH0192682U JPH0192682U JP18883387U JP18883387U JPH0192682U JP H0192682 U JPH0192682 U JP H0192682U JP 18883387 U JP18883387 U JP 18883387U JP 18883387 U JP18883387 U JP 18883387U JP H0192682 U JPH0192682 U JP H0192682U
- Authority
- JP
- Japan
- Prior art keywords
- diffuser
- light source
- reflective surface
- concave curved
- curved surface
- 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 2
- 239000003973 paint Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Description
第１図は本考案に係る照明装置の一実施例を示
す構成図、第２図ａ，ｂはそれぞれ本考案の他の
実施例を示す構成図、第３図および第４図はそれ
ぞれ従来の照明装置の構成図、第５図は正面から
見た輝度分布図である。
１……液晶表示装置、２……拡散板、３……光
源、４……反射鏡、５……蒸着反射面、６……塗
膜反射面。
FIG. 1 is a block diagram showing one embodiment of the lighting device according to the present invention, FIGS. 2 a and b are block diagrams showing other embodiments of the present invention, and FIGS. FIG. 5, a configuration diagram of the illumination device, is a luminance distribution diagram seen from the front. DESCRIPTION OF SYMBOLS 1...Liquid crystal display device, 2...Diffusion plate, 3...Light source, 4...Reflector, 5...Vapour-deposited reflective surface, 6...Coating film reflective surface.
Claims (1)
に光源を、さらに後方に表面が凹曲面で前記光源
から出た光を前方に反射させる反射鏡を配設して
なり、この反射鏡の凹曲面はその中央部分がＡｌ
の蒸着反射面を形成し、外側部分が白色塗料から
なる塗膜反射面を形成していることを特徴とする
照明装置。 A diffuser is provided on the back of the display board, a light source is provided at the center of the back, and a reflector with a concave curved surface that reflects the light emitted from the light source forward is disposed behind the diffuser. The central part of the concave curved surface is Al.
1. An illumination device characterized by forming a vapor-deposited reflective surface, and an outer portion forming a coated reflective surface made of white paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18883387U JPH0192682U (en) | 1987-12-14 | 1987-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18883387U JPH0192682U (en) | 1987-12-14 | 1987-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0192682U true JPH0192682U (en) | 1989-06-16 |
Family
ID=31479900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18883387U Pending JPH0192682U (en) | 1987-12-14 | 1987-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0192682U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0311285U (en) * | 1989-06-16 | 1991-02-04 | ||
| JPH0363688A (en) * | 1989-06-08 | 1991-03-19 | General Electric Co <Ge> | Prism type lighting apparatus for flat panel display |
-
1987
- 1987-12-14 JP JP18883387U patent/JPH0192682U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0363688A (en) * | 1989-06-08 | 1991-03-19 | General Electric Co <Ge> | Prism type lighting apparatus for flat panel display |
| JPH0311285U (en) * | 1989-06-16 | 1991-02-04 |
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