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can someone identify the type of fresnel lens I have?

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Posted by Jason Abernathy on August 29, 2007, 11:54 pm
 
Just acquired a 41x31 inch fresnel lens made by DNP.  The number on the lens
is 491P043A90.  What type of lens is this specifically (linear fresnel,
etc)?

Thanks, in advance, for your help.

Jason



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