On Nov 29, 2010, at 14:38, Bob Sullivan wrote:

> I wonder if some of this isn't connected to flourescent lighting and
> the new energy efficient bulbs that are replacing incandescents.  I
> wonder if these bulbs flicker at a 60 cycle per second rate and
> deliver different color temperatures in different parts of the cycle.

That would be my guess too - that the lighting in the room wasn't truly 
tungsten.

 -Charles

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Charles Robinson - [email protected]
Minneapolis, MN
http://charles.robinsontwins.org
http://www.facebook.com/charles.robinson


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