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5.
When the measurement is completed. Replace the
photo detector from the light source.
6.
Spectral sensitivity characteristic: To the detector, the
applied photo diode with filters makes the spectral
sensitivity
(International Commission on Illumination) photopia
curve V (O) as the following chart described.
100%
(Relative Sensitivity)
Wavelength(nm)
characteristic
almost
Spectral Sensitivity
13
meet
C.I.E.
O
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