LightForm_Logo Copyright © LightForm Inc, 2011 LightForm Inc: PARISS® Analytical Spectral and Hyperspectral Imaging Spectral Instrument Mini Tutorial Menu Simple but essential spectral instrument equations  click here Calculating spectral “bandpass” and “resolution”   click here Diffraction grating “orders” math   click here Diffraction grating “higher order” examples   click here Grating and Prism Characteristics