Convert Violle to Megacandelas
Convert Violle (Vl) to Megacandelas (Mcd) instantly and accurately.
Conversion Formula
Mcd = Vl × 2.017000000e-5
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.
About Megacandelas
The megacandela (Mcd) equals 10⁶ cd. The range for powerful searchlights and lighthouse optics: a large maritime lighthouse lens emits 1-10 Mcd; military anti-aircraft searchlights of WWII reached 1-2 Mcd; modern LED lighthouse arrays 2-5 Mcd. 1 Mcd = 10⁶ cd.
Quick Reference Table
| Violle (Vl) | Megacandelas (Mcd) |
|---|---|
| 1 Vl | 2.017 × 10-5 Mcd |
| 2 Vl | 4.034 × 10-5 Mcd |
| 5 Vl | 0.00010085 Mcd |
| 10 Vl | 0.0002017 Mcd |
| 25 Vl | 0.00050425 Mcd |
| 50 Vl | 0.0010085 Mcd |
| 100 Vl | 0.002017 Mcd |