Apostilb

Apostilbes is a traditional unit of luminance self-luminous body and is no longer valid since 1978 as an official unit. It is a subunit of the Stilb. As an alternative name for this unit, the Blondel 1942 was proposed.

  • Unit characters asb

1 asb = 1 / π · sb

3.14 asb = 1 cd / m²

The corresponding SI unit is cd / m².

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