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Selecting Windows - Florida Solar Energy Center

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Spectral Selectivity for Hot Climates<br />

Hot climate<br />

transmittance<br />

<strong>Solar</strong><br />

spectrum<br />

Human eye<br />

response<br />

Wavelength<br />

VIS NIR FIR<br />

Cold climate<br />

transmittance<br />

Room<br />

temperature<br />

surface<br />

emission<br />

spectrum<br />

UV<br />

Ultra Visible Invisible<br />

Invisible IR emitted by<br />

Violet light solar IR<br />

room temperature<br />

200 nm 380 nm 760 nm 3.5 :m surfaces<br />

30 :m

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