The response curve of this sensor matches the CIE Photopic curve (a standard for human eye response to light) and measures in Lux units. This is the preferred sensor for human and animal studies.
Skye can offer waterproof versions for outdoor installations with the following outputs:
mV, volts, 4-20 mA.
or splashproof versions, with the same choice of outputs, for indoor applications, growth chambers & environmental control cabinets.