Parameters to Change Reflection or Transmission Spectrum
Reflection
In Reflection group box, you can select the check box to set the reflection spectrum.
In Theta and Phi boxes, you must then set Theta and Phi values to set the lighting direction used for the spectrum measurement.
You must then open the corresponding reflection spectrum.
Transmission
In Transmission group box, you can select the check box to set the transmission spectrum.
In Theta and Phi boxes, you must then set Theta and Phi values to set the lighting direction used for the spectrum measurement.
You must then open the corresponding transmission spectrum.