Digital Photo Colorimeter

Wavelength Range: 400 - 700 nm [8 Glass Filters] Peak wavelengths: 400, 490, 520, 540, 590, 620, 650, 700 nm Minimum Volume: 1.0 ml Light Source: 6V, 10 W, Tungsten Filament lamp Test Tubes: 10 mm Ø (Inner) Detector: Silicon Photodiode Display: 2½ digits seven segment display