contact lens light transmission icon. dispersion sign. flat style

optical chemistry concentration contact lens measurement movement physical physics pictogram ray reflect refraction science spectrum technique biochemistry intensity mechanism prism simple transmission aperture light ultraviolet detector icon sign slit vector visible flat opaque photon reflectance refracted transmittance optic reflection split translucent absorbance beerlambert cleaving cuvette monochromator photometer photometry quantitative semitransparent dispersion style