Colorimetric & Photometry Instruments

A colorimeter is a device that measures the absorbance of particular wavelengths of light by a specific solution.

A photometer is an instrument that measures light intensity or optical properties of solutions or surfaces.
Photometers measure: Illuminance, Irradiance, Light absorption, Scattering of light, Reflection of light, Fluorescence, Phosphorescence, Luminescence

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