Thread: Post War baseball card forum (tab) on Net54 ?
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Old 07-29-2007, 02:10 PM
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Default Post War baseball card forum (tab) on Net54 ?
Posted By: davidcycleback

Refraction is when a substance changes the speed and direction of light, such as light going through a prism or raindrops to create a rainbow. Refractor cards have a transparent film on them that refracts the light. If you look at a refractor card in person, it has a light rainbow-like appearance.

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