Lumen per Square Foot per Steradian to Apostilb Converter

Light & Heat

Candela per square meter, nits and more.

How to convert Lumen per Square Foot per Steradian to Apostilb

Multiply the lumen per square foot per steradian value by 33.8158: 1 lm/ft²/sr = 33.8158 asb. Going the other way, 1 asb = 0.029572 lm/ft²/sr, so divide by 33.8158 or use the Apostilb to Lumen per Square Foot per Steradian converter.

Lumen per Square Foot per Steradian to Apostilb conversion table

Lumen per Square Foot per Steradian (lm/ft²/sr)Apostilb (asb)
1 lm/ft²/sr33.8158 asb
2 lm/ft²/sr67.6316 asb
3 lm/ft²/sr101.447 asb
4 lm/ft²/sr135.263 asb
5 lm/ft²/sr169.079 asb
10 lm/ft²/sr338.158 asb
20 lm/ft²/sr676.316 asb
25 lm/ft²/sr845.396 asb
50 lm/ft²/sr1,690.79 asb
100 lm/ft²/sr3,381.58 asb
500 lm/ft²/sr16,907.9 asb
1,000 lm/ft²/sr33,815.8 asb

More lumen per square foot per steradian conversions

See every unit on the Luminance Converter.