File:110213 LED vs Sodium vs Mercury.jpg
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Size of this preview: 800 × 533 pixels. Other resolutions: 320 × 213 pixels | 640 × 427 pixels | 1,024 × 683 pixels | 1,152 × 768 pixels.
Original file (1,152 × 768 pixels, file size: 89 KB, MIME type: image/jpeg)
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Summary
| Description |
English: Crossroad in Alessandria, Italy. Road lights with mercury lamps are in the background, LED street lights are in the middle, while high pressure sodium lamp are in the foreground. Supposed superiority of "blue-while" lighting is at best questionable for common road applications |
| Date | |
| Source | Own work |
| Author | GiancarloGotta |
Licensing
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:49, 13 February 2011 | | 1,152 × 768 (89 KB) | GiancarloGotta | {{Information |Description ={{en|1=Crossroad in Alessandria, Italy. Road lights with mercury lamps are in the background, LED street lights are in the middle, while high pressure sodium lamp are in the foreground. Supposed superioriry of "blue-while" l |
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