Refraction and Dispersionhttps://www.york.cuny.edu/academics/departments/earth-and-physical-sciences/physics-lab-manuals/physics-ii/refraction-and-dispersion/viewhttps://www.york.cuny.edu/academics/departments/earth-and-physical-sciences/physics-lab-manuals/physics-ii/refraction-and-dispersion/@@download/image/dump_1.gif