Convert Lumen per Square Meter to Milliphot
Input the number of lumens per square meter you want to convert to milliphots.
How to Convert Lumens per Square Meter to Milliphots
The lumen per square meter and milliphot are both units of illuminance. By definition, 1 milliphot equals exactly 10 lumens per square meter. This means to convert lumens per square meter to milliphots, you divide by 10.
Formula
Step-by-Step Example
Convert 5 lm/m² to milliphots:
We need to convert lumens per square meter to milliphots
Since 1 mph = 10 lm/m², divide by 10
5 ÷ 10 = 0.5
5 lm/m² = 0.5 mph
Lumen per Square Meter to Milliphot Conversion Table
Quick reference table for common lumen per square meter to milliphot conversions. Click any value for detailed calculation.
| Lumens per Square Meter (lm/m²) | Milliphots (mph) |
|---|---|
| 1 lm/m² | 0.1 mph |
| 2 lm/m² | 0.2 mph |
| 5 lm/m² | 0.5 mph |
| 10 lm/m² | 1 mph |
| 15 lm/m² | 1.5 mph |
| 20 lm/m² | 2 mph |
| 25 lm/m² | 2.5 mph |
| 50 lm/m² | 5 mph |
| 100 lm/m² | 10 mph |
About These Units
Lumen per Square Meter (lm/m²)
Lumens per square meter (lm/m²) is the defining formula for lux: illuminance equals luminous flux divided by area. One lux = one lumen per square meter. Used in lighting calculations: required lumens = lux × area. Essential for lighting design and energy efficiency.
Milliphot (mph)
A milliphot (mph) equals 0.001 phots or 10 lux. Provides a convenient scale for indoor lighting measurements. Well-lit office: 30-50 milliphots. One milliphot = 0.929 foot-candles. Used in some older photographic and scientific references.
Frequently Asked Questions
How do I convert lumens per square meter to milliphots?
To convert lumens per square meter to milliphots, divide the value by 10. For example, 10 lm/m² = 1 mph.
How many milliphots are in 1 lumen per square meter?
1 lumen per square meter equals 0.1 milliphots.
What is the formula for lumens per square meter to milliphots?
The formula is: mph = lm/m² ÷ 10.