Convert Lumens per square inch to Megalux

Convert Lumens per square inch (lm/in²) to Megalux (Mlx) instantly and accurately.

Lumens per square inch (lm/in²)
Megalux (Mlx)

Conversion Formula

Mlx = lm/in² × 0.0015500031

About Lumens per square inch

The lumen per square inch (lm/in²) equals 1/0.00064516 lx ≈ 1 550 lx. Used in US optics and LED backlight datasheets when specifying output over small aperture areas. Rare in general lighting but found in US optical engineering catalogs and LCD backlight specifications. 1 lm/in² = 1/0.00064516 lx.

About Megalux

The megalux (Mlx) equals 10⁶ lx. Reached only by extreme short-range sources: a short-arc xenon lamp at 5 cm produces ~1-10 Mlx; pulsed photographic strobes at close range several Mlx. The full solar disc on Earth's surface gives ~100 klx - far below 1 Mlx. 1 Mlx = 10⁶ lx.

Quick Reference Table

Lumens per square inch (lm/in²)Megalux (Mlx)
1 lm/in²0.00155 Mlx
2 lm/in²0.00310001 Mlx
5 lm/in²0.00775002 Mlx
10 lm/in²0.0155 Mlx
25 lm/in²0.0387501 Mlx
50 lm/in²0.0775002 Mlx
100 lm/in²0.155 Mlx

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