Convert Picolux to Microlux

Convert Picolux (plx) to Microlux (µlx) instantly and accurately.

Picolux (plx)
Microlux (µlx)

Conversion Formula

µlx = plx × 1.000000000e-6

About Picolux

The picolux (plx) equals 10⁻¹² lx. A theoretical subunit used only in precision photometric standard traceability. Even the faintest measurable natural illuminance - starlight on a moonless night at ~200 nlx - is 200 billion times brighter. Appears only in SI reference chains for calibration laboratories. 1 plx = 10⁻¹² lx.

About Microlux

The microlux (µlx) equals 10⁻⁶ lx. Natural night illuminance: a moonless overcast sky ~100 µlx; scattered starlight ~200-300 µlx; crescent moon ~10-50 µlx. Used in night-vision equipment sensitivity specifications and observatory site-quality assessments. 1 µlx = 10⁻⁶ lx.

Quick Reference Table

Picolux (plx)Microlux (µlx)
1 plx1 × 10-6 µlx
2 plx2 × 10-6 µlx
5 plx5 × 10-6 µlx
10 plx1 × 10-5 µlx
25 plx2.5 × 10-5 µlx
50 plx5 × 10-5 µlx
100 plx1 × 10-4 µlx

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