Convert Millicandelas to Violle
Convert Millicandelas (mcd) to Violle (Vl) instantly and accurately.
Conversion Formula
Vl = mcd × 4.957858205e-5
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.
About Violle
The violle (Vl) ≈ 20.17 cd is the first photometric unit not based on a flame source, proposed by Jules Violle in 1881 and adopted by the CGS system. Defined as the luminous intensity of 1 cm² of platinum at its solidification point (1 768 °C). Used historically in French and international photometry before 1948. 1 Vl ≈ 20.17 cd.
Quick Reference Table
| Millicandelas (mcd) | Violle (Vl) |
|---|---|
| 1 mcd | 4.958 × 10-5 Vl |
| 2 mcd | 9.916 × 10-5 Vl |
| 5 mcd | 0.000247893 Vl |
| 10 mcd | 0.000495786 Vl |
| 25 mcd | 0.00123946 Vl |
| 50 mcd | 0.00247893 Vl |
| 100 mcd | 0.00495786 Vl |