As of version 9.0, unit functionality is built into Mathematica

is the derived CGS unit of luminance (photometric brightness).


  • To use , you first need to load the Units Package using Needs["Units`"].
  • is equivalent to 10000. Candela/(Meter2) (SI units).
  • Convert[n Stilb, newunits] converts n Stilb to a form involving units newunits.
  • is typically abbreviated as sb.
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