14-05-2005, 10:34
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#17
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Join Date: Dec 2004
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Re: Park lights ?
Quote:
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Originally Posted by Neil
Sorry about the multiple posts but I can't edit from here.
A 100w SONT lamp has slighly more lumen output than a 500w halogen lamp. The sort people use as security lights.
100w SONT - 9600 Lumens
500w Halogen - 9500 Lumens
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Again correct, but the 100w SONT is at the top of an 8 metre column.
I will scan the lux plot provided by Mr N Lodge of HBC, and post, the area he used to represent the play area was 20M square, the play area is in fact 25.5M x 15M
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