Convert Lumen to Hefnerkerze
Convert lumens to hefnerkerzen by entering a value below.
How to Convert Lumens to Hefnerkerzen
The lumen and hefnerkerze are both units of luminous flux. 1 hefnerkerze equals 10.77 lumens. This means to convert lumens to hefnerkerzen, you divide by 10.77.
Formula
Step-by-Step Example
Convert 5 lm to hefnerkerzen:
We need to convert lumens to hefnerkerzen
Since 1 HK = 10.77 lm, divide by 10.77
5 ÷ 10.77 = 0.4642525534
5 lm = 0.4642525534 HK
Lumen to Hefnerkerze Conversion Table
Quick reference table for common lumen to hefnerkerze conversions. Click any value for detailed calculation.
| Lumens (lm) | Hefnerkerzen (HK) |
|---|---|
| 1 lm | 0.0928505107 HK |
| 2 lm | 0.1857010214 HK |
| 5 lm | 0.4642525534 HK |
| 10 lm | 0.9285051068 HK |
| 15 lm | 1.3927576602 HK |
| 20 lm | 1.8570102136 HK |
| 25 lm | 2.3212627669 HK |
| 50 lm | 4.6425255339 HK |
| 100 lm | 9.2850510678 HK |
About These Units
Lumen (lm)
The lumen (lm) is the SI unit of luminous flux, measuring total visible light output from a source. Common bulb outputs: 40W incandescent ≈ 450 lm, 60W equivalent LED ≈ 800 lm, 100W equivalent ≈ 1,600 lm. Projector: 3,000-10,000 lm. One lumen = one candela × one steradian.
Hefnerkerze (HK)
The Hefnerkerze (HK) is a historical German unit based on the Hefner lamp flame (amyl acetate). One Hefnerkerze ≈ 0.903 international candelas. Mean Spherical HK × 4π ≈ lumens. Used in Germany until mid-20th century; now obsolete.
Frequently Asked Questions
How do I convert lumens to hefnerkerzen?
To convert lumens to hefnerkerzen, divide the value by 10.77. For example, 10 lm = 0.9285051068 HK.
How many hefnerkerzen are in 1 lumen?
1 lumen equals 0.0928505107 hefnerkerzen.
What is the formula for lumens to hefnerkerzen?
The formula is: HK = lm ÷ 10.77.