Apostilb to all other Luminance unit conversions


The apostilb is an obsolete unit of luminance. The SI unit of luminance is the candela per square metre (cd/m2). In 1942 Parry Moon proposed to rename the apostilb the blondel, after the French physicist André Blondel.The apostilb is defined in terms of another unit of luminance, the stilb (sb).

Unit Symbol


1 asb = 1/π ⋅ 10−4 sb

Enter your value in Apostilb


Check your output in all other similar units

Standard Units
Blondel {{blondel}}
Candela/square centimeter {{candelapersquarecentimeter}}
Candela/square foot {{candelapersquarefoot}}
Candela/square inch {{candelapersquareinch}}
Candela/square meter {{candelapersquaremeter}}
Footlambert {{footlambert}}
Kilocandela/square centimeter {{kilocandelapersquarecentimeter}}
Kilocandela/square foot {{kilocandelapersquarefoot}}
Kilocandela/square inch {{kilocandelapersquareinch}}
Kilocandela/square meter {{kilocandelapersquaremeter}}
Lambert {{lambert}}
Millilambert {{millilambert}}
Nit {{nit}}
Stilb {{stilb}}