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Light Converters
Luminous Intensity Converter
Result
... Lumen per steradian = ... Hefner candle
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Lumen per steradian to Hefner candle Converter
Use this page to convert lumen per steradian values into hefner candle, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 lm/sr = 1.11111111111111 HK
1 HK = 0.9 lm/sr
Example: 1 lm/sr = 1.11111111111111 HK
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Lumen per steradian
One lumen per steradian is equal to one international candle in this converter.
History: The candela is dimensionally equivalent to lumen per steradian.
Current use: Used in photometry, optics, lighting design, and luminous intensity calculations.
Also written as lm/sr.
Hefner candle
One Hefner candle is equal to 0.9 international candles.
History: The Hefner candle was a German standard based on an amyl acetate flame lamp.
Current use: Used in historical lighting references and old photometric standards.
Also written as HK.
Lumen per steradian to Hefner candle table
| Lumen per steradian [lm/sr] | Hefner candle [HK] |
|---|---|
| 0.01 lm/sr | 0.0111111111111111 HK |
| 0.1 lm/sr | 0.111111111111111 HK |
| 1 lm/sr | 1.11111111111111 HK |
| 2 lm/sr | 2.22222222222222 HK |
| 5 lm/sr | 5.55555555555556 HK |
| 10 lm/sr | 11.1111111111111 HK |
| 20 lm/sr | 22.2222222222222 HK |
| 50 lm/sr | 55.5555555555556 HK |
| 100 lm/sr | 111.111111111111 HK |
Frequently asked questions
How many Hefner candle (HK) are in one Lumen per steradian (lm/sr)?
One Lumen per steradian equals 1.11111111111111 Hefner candle.
How do you convert Lumen per steradian to Hefner candle?
Multiply the Lumen per steradian value by 1.11111111111111 to get the result in Hefner candle.
How do you convert Hefner candle back to Lumen per steradian?
Multiply the Hefner candle value by 0.9 to get back to Lumen per steradian.
What is 1 Lumen per steradian in Hefner candle?
1 Lumen per steradian equals 1.11111111111111 Hefner candle.