Spectrophotometer Transmittance Measurement

Sept. 21, 2022
An inside look at how Shanghai Optics engineers measure transmittance using a Spectrophotometer. Spectrophotometers measure transmittance and reflectance of lenses and lens assemblies (objectives). This process is designed to measure coatings on lenses.
An inside look at how Shanghai Optics engineers measure transmittance using a Spectrophotometer. Spectrophotometers measure transmittance and reflectance of lenses and lens assemblies (objectives). This process is designed to measure coatings on lenses. 0:12 - Step 1: Initialize the Spectrometer 0:23 - Step 2: Insert the polarizer 0:34 - Step 3: Set test parameters (wavelength, incident angle, polarization type, etc.) 0:39 - Step 4: Calibrate the baseline 0:49 - Step 5: Place the witness piece 1:07 - Step 6: Measure spectral reflectance curve

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