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Re: [colorvision_group] Using the spectro to measure grey card

2008-05-16 by CDTobie@aol.com


In a message dated 5/16/08 3:10:01 PM, rbsmithphd@... writes:


I hope this question has not been previously addressed. Is there a way
to use the spectrocolorimeter to measure the neutrality of a grey card?


You can measure its neutrality as a D50 object, and get L*a*b* values from it. That will tell you how netural it is at D50, but won't give you specific information about consistancy under differing lighting conditions.

C. David Tobie
WW Product Technology Manager
Digital Imaging & Home Theater
Datacolor
CDTobie@...
www.datacolor.com/Spyder3



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