Re: Contrast Range Control

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From: Don Bryant (dsbryant@worldnet.att.net)
Date: 06/30/00-05:19:07 AM Z


> brightener" or my guide. What happens is that the brightening agent has
> the property that when subjected to UV light, it in turn reflects blue
> light. Even a tungsten bulb emits enough UV for the agent to function.
> This is a readily available commercial product.

Thanks Jeffery!


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