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Old 07-29-2009, 09:45 AM   #407
You Need a Thneed
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Originally Posted by V View Post
Just look at that rendering. There is perfect uniformity of illumination. But where is it lit from? A point source just does not have the ability to create that look. Also, the vertical illumination is outstanding in the rendering. LEDs don't have a prayer when it comes to providing that kind of a finished look.

Also, with the LED's weak lumen to watt ratio, there's no way you could possibly find enough source locations to provide that kind of horizontal illuminance all the way across the bridge. It looks to me like the lighting will be mounted along the centre ceiling. Trust me when I say that if you tried to light that tunnel with a strip of LED lighting along the centre the lighting would be awful. You wouldn't want to be biking, that's for sure.
I don't think you know the capabilities of LED lights these days. High power LEDs are very bright these days (every bit as bright as any other lighting) , and you can get uniform light by using lots of them. LEDs probably have the HIGHEST lumen to watt ratio any any kind of light - they are the most efficient lights out there.

It looks to me from the renderings that the lighting is continuous along the top centre strip, AND continuous along the ground level on each side. (leaving aside the lighting under the deck for now) The bridge will be very well lit.

What do you mean by "the lighting would be awful?" Do you mean that it wouldn't be bright enough? Or, that the quality of light would be poor, or what?

There will be thousands of high power LEDs in each strip of light.
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