Albedo and other $3 words


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Posted by Catherine Cartwright-Jones on September 18, 2004 at 09:25:45:

In reply to: OK, now it's working but... posted by Elettaria on September 17, 2004 at 23:05:15:

: What colour do I call her hair? I thought those two were the before
: and after shots at first!

OHBOY. That's a problem. One is when the sun went behind a cloud and
and the other is in the sunshine!

When strong sunlight hits hennaed hair, it bounces off the Lawsone in
the outer cuticle scales, creating that reflected effect of dazzling
red (albedo stuff). WHen the light is not strong, you don't get that
red dazzle, and you see more of the cortex color. Yes, I'll get that
article up ............

 


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