| 光电测量产品 照度计 DH-400照度计ModelSpectralFunctionWavelengthrangeNormalcalibrationDH400-VL-xPhotometric380-780nmluxDH400-VS-xScotopic380-780nmluxDH400-XYZx,y,zColorimetric380-780nm(x,y),K,luxDH400-UVA-xRadiometricUV-A315-400nmW/m2DH400-UVB-xRadiometricUV-B280-315nmW/m2DH400-UVC-xRadiometricUV-C250-280nmW/m2DH400-UV-xRadiometricUV250-400nmW/m2DH400-R01-xRadiometric blue 400-500nmW/m2DH400-R02-xRadiometric red 700-800nmW/m2DH400-R03-xRadiometric visible 400-800nmW/m2DH400-R04-xRadiometric nearIR 800-1000nmW/m2DH400-R05-xRadiometric vis-NIR 400-1000nmW/m2DH400-yyy-xCustom/userdefinedwithin200-1700nmasrequired-x:Detectoroptionssuchaswith/withoutdiffuser;-yyy:Specialoruserdefinedspectralfunction.