BE502793A - - Google Patents
Info
- Publication number
- BE502793A BE502793A BE502793DA BE502793A BE 502793 A BE502793 A BE 502793A BE 502793D A BE502793D A BE 502793DA BE 502793 A BE502793 A BE 502793A
- Authority
- BE
- Belgium
- Prior art keywords
- light
- prisms
- longitudinal
- angle
- improvements according
- Prior art date
Links
- 230000004313 glare Effects 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 241000264877 Hippospongia communis Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optical Elements Other Than Lenses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE502793A true BE502793A (enExample) |
Family
ID=144193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE502793D BE502793A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE502793A (enExample) |
-
0
- BE BE502793D patent/BE502793A/fr unknown
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