Archived posting to the Leica Users Group, 2007/08/05

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Subject: [Leica] Re: Day-Glo
From: philippe.orlent at pandora.be (Philippe Orlent)
Date: Sun Aug 5 12:29:42 2007
References: <200708030327.l733RAOt032705@server1.waverley.reid.org> <FAE3D290-4CCC-4ABA-885C-858777CC4905@optonline.net>
 
Thanks Larry. Didn't know that about the laundry soap manufacturers,  
even if I worked for them for years.

Philippe



Op 3-aug-07, om 16:36 heeft Lawrence Zeitlin het volgende geschreven:

>
> On Aug 2, 2007, at 11:27 PM, Phillipe wrote:
>
>>> What is day-glow paint? Something fluorescent?
>
> Day-Glo paint absorbs ultraviolet light and radiates it in the  
> visual spectrum. So it looks brighter than it normally would under  
> ordinary illumination. Laundry soap manufacturers use a similar  
> additive to make white shirts look "Whiter than White."
>
> Larry Z
>
>
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In reply to: Message from lrzeitlin at optonline.net (Lawrence Zeitlin) ([Leica] Re: Day-Glo)