Product Description ◆Portable photometer based on Windows
◆Precision photometric head with fine V(λ) matching could be used with an integrating sphere, or a beam tube for measurement of luminous flux and luminance
◆V(λ) accuracy f1’:less than 0.015
◆Cosine accuracy 1’:less than 0.02
◆Display the temporal photometric wave of pulsed and modulated light
