Convert Picocandelas per square metre to Millicandelas per square metre
Convert Picocandelas per square metre (pcd/m²) to Millicandelas per square metre (mcd/m²) instantly and accurately.
Conversion Formula
mcd/m² = pcd/m² × 1.000000000e-9
About Picocandelas per square metre
The picocandela per square metre (pcd/m²) equals 10⁻¹² cd/m². A theoretical subunit for precision photometric standards and astrophysical brightness modelling. Even the darkest measurable surfaces in calibrated laboratories have luminance many orders of magnitude above this scale. Used only in radiometric standard traceability chains. 1 pcd/m² = 10⁻¹² cd/m².
About Millicandelas per square metre
The millicandela per square metre (mcd/m²) equals 10⁻³ cd/m². The luminance of a moonless night sky is ~10⁻³ cd/m²; a quarter-moon sky ~10⁻² cd/m². OLED screens in deep-black mode and unlit LCD panels measure a few mcd/m². Also the range for very dim indicator lamps. 1 mcd/m² = 10⁻³ cd/m².
Quick Reference Table
| Picocandelas per square metre (pcd/m²) | Millicandelas per square metre (mcd/m²) |
|---|---|
| 1 pcd/m² | 1 × 10-9 mcd/m² |
| 2 pcd/m² | 2 × 10-9 mcd/m² |
| 5 pcd/m² | 5 × 10-9 mcd/m² |
| 10 pcd/m² | 1 × 10-8 mcd/m² |
| 25 pcd/m² | 2.5 × 10-8 mcd/m² |
| 50 pcd/m² | 5 × 10-8 mcd/m² |
| 100 pcd/m² | 1 × 10-7 mcd/m² |