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linear1 forums  |  LED discussion  |  LED questions and discussion  |  Topic: Fresnel lenses ?? « previous next »
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Author Topic: Fresnel lenses ??  (Read 235 times)
g7mjv
Smart like tractor
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Posts: 26
« on: November 18, 2007, 06:10:43 AM »
Just curious as to whether anyone has done any experiments with the above

l've just bought a couple of the credit card sized magnifiers but havn't had chance to play yet.
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Andy - Salisbury, UK
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linear1 forums  |  LED discussion  |  LED questions and discussion  |  Topic: Fresnel lenses ?? « previous next »
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