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Hig demonstrates and comments on the process for making a multi-colored Sundrop, melting a home-made multicolor twisted glass rod to form a Sundrop...
1,853 views
Hig demonstrates how the magnifying lens, by focusing sunlight, will immediately start burning a piece of wood.
505 views
Hig demonstrates how a penny will start to melt and then catch fire in the sunlight concentrated by our fresnel lens.
897 views
Here I am, demonstrating how a Sundrop is made. We use a 31"x41" fresnel lens, which is made of 1/8" thick plastic with grooves in concentric ring...
797 views
Shaun demonstrates how to make a Sundrop, using our huge magnifying glass (a 2'x3' fresnel lens). He places a strip of purple stained glass in the...
371 views
A teenager and a giant magnifying glass capable of producing 3000°F. What could go wrong?