Should I use a non-linear calibration in RCal for an InSb camera if the Radiance vs. Measurment plot is non-linear?

Should I use a non-linear calibration in RCal for an InSb camera if the Radiance vs. Measurment plot is non-linear?

 

Should I use a non-linear calibration in RCal for and InSb camera if the Radiance vs. Measurment plot is non-linear?

If RCal is not showing a linear calibration for the Radiance vs. Measurement plot then the user should check that they have the proper spectral bandpass selected and that the camera is not saturating at high intensity levels.