[Radiance-general] Pvalue units
Gregory J. Ward
gregoryjward at gmail.com
Tue Mar 28 03:48:54 CEST 2006
Hi Adriana,
If you use the -o option of pvalue, then the output of the -b option
is watts/steradian/meter^2 and should be multiplied by the standard
conversion factor of 179 lumens/watt to get to candelas/meter^2 (or
nits). A candela is a lumen/steradian.
-Greg
> From: alira at gsd.harvard.edu
> Date: March 27, 2006 5:03:07 PM PST
>
> Hi all,
>
> When using the pvalue command, and using the -b option to obtain the
> brightness, what are the resulting units for each pixel if I'm
> working in
> radiance units?
>
> Thanks in advance!
> adriana
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