At 8:30 PM 3/25/99, Joel Walker wrote:

>it's called Van-gard. :) and it's made by 3M. you can get it at
>RV suppliers (but they usually have only the largest size ... it
>comes in 6x8, 8x10, and 10x12) or automobile body shop suppliers
>(the folks who sell the bondo to the fender fixers) who carry 3M
>products. jcwhitney also carries them. they run about $10-15 and
>are well worth the money.  :)
>

        The scientific name for that contraption is:

         "Fresnel lens"...

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