算光效率 ,可以尝试使用归一化啊。 ) ?+-Z2BwA
System Transmittance |
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Suppose you need to calculate the system transmittance of an optical system. fPZBm&`C
You would probably use the grid raytrace option, and the emitted flux is equal to !+JSg uy
the sum of the flux in all the emitted rays. When you display an irradiance map, r-H~MisL
the system transmittance is equal to the total flux, displayed at the bottom of the ce1KUwo]
irradiance map window, divided by the emitted flux. To get the system :*)~nPVV
transmittance, check the Normalize to emitted flux box and press the Apply 6V*@
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button. The map will be redisplayed, and the Normalized Flux value will be equal E9!IGci
to the system transmittance.