DE9015896U1 - Leuchtkasten - Google Patents
LeuchtkastenInfo
- Publication number
- DE9015896U1 DE9015896U1 DE9015896U DE9015896U DE9015896U1 DE 9015896 U1 DE9015896 U1 DE 9015896U1 DE 9015896 U DE9015896 U DE 9015896U DE 9015896 U DE9015896 U DE 9015896U DE 9015896 U1 DE9015896 U1 DE 9015896U1
- Authority
- DE
- Germany
- Prior art keywords
- light box
- reflection
- box according
- light
- wall
- 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
- 239000002985 plastic film Substances 0.000 claims description 6
- 229920006255 plastic film Polymers 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/18—Edge-illuminated signs
- G09F2013/1804—Achieving homogeneous illumination
- G09F2013/1827—Prismatic window
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9015896U DE9015896U1 (de) | 1990-11-22 | 1990-11-22 | Leuchtkasten |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9015896U DE9015896U1 (de) | 1990-11-22 | 1990-11-22 | Leuchtkasten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9015896U1 true DE9015896U1 (de) | 1991-05-23 |
Family
ID=6859572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9015896U Expired - Lifetime DE9015896U1 (de) | 1990-11-22 | 1990-11-22 | Leuchtkasten |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE9015896U1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0660293A2 (fr) * | 1993-12-23 | 1995-06-28 | osa- Elektronik GmbH | Dispositif d'éclairage ou affichage avec couplage lumineux en guide de lumière |
-
1990
- 1990-11-22 DE DE9015896U patent/DE9015896U1/de not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0660293A2 (fr) * | 1993-12-23 | 1995-06-28 | osa- Elektronik GmbH | Dispositif d'éclairage ou affichage avec couplage lumineux en guide de lumière |
| EP0660293A3 (fr) * | 1993-12-23 | 1995-10-25 | Osa Elektronik Gmbh | Dispositif d'éclairage ou affichage avec couplage lumineux en guide de lumière. |
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