Convert Hefnerkerzen to Millicandelas

Convert Hefnerkerzen (HK) to Millicandelas (mcd) instantly and accurately.

Hefnerkerzen (HK)
Millicandelas (mcd)

Conversion Formula

mcd = HK × 920

About Hefnerkerzen

The Hefnerkerze (HK) equals 0.920 cd (DIN 5031 conventional value). The German photometric standard unit from 1884 to 1942, defined by the luminous intensity of a Hefner lamp burning amyl acetate. Used as the official German standard before the adoption of the international candela. 1 HK = 0.920 cd.

About Millicandelas

The millicandela (mcd) equals 10⁻³ cd. The most common unit in LED datasheets: a standard 3 mm through-hole LED has 5-500 mcd at 20 mA; a high-efficiency indicator LED 500-2 000 mcd; signal LEDs for visible-range indicators typically 10-200 mcd. The IEC standard range for low-current indicators. 1 mcd = 10⁻³ cd.

Quick Reference Table

Hefnerkerzen (HK)Millicandelas (mcd)
1 HK920 mcd
2 HK1840 mcd
5 HK4600 mcd
10 HK9200 mcd
25 HK23000 mcd
50 HK46000 mcd
100 HK92000 mcd

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