Convert 20 Lumen per Square Foot to Foot-candle
20 lumens per square foot = 20 foot-candles. See the conversion formula, step-by-step calculation, and quick reference table.
20 lm/ft² (lumens per square foot)
= 20 fc (foot-candles)
Step-by-Step Solution
1
Convert 20 lm/ft² to foot-candles
We need to convert lumens per square foot to foot-candles
2
Apply the formula
Since 1 fc = 1 lm/ft², multiply by 1
20 × 1 = 20
✓
Answer
20 lm/ft² = 20 fc
Lumens per Square Foot to Foot-candles Conversion Table
| Lumens per Square Foot (lm/ft²) | Foot-candles (fc) |
|---|---|
| 18 lm/ft² | 18 fc |
| 19 lm/ft² | 19 fc |
| 20 lm/ft² | 20 fc |
| 21 lm/ft² | 21 fc |
| 22 lm/ft² | 22 fc |
| 23 lm/ft² | 23 fc |
| 24 lm/ft² | 24 fc |
| 25 lm/ft² | 25 fc |
| 26 lm/ft² | 26 fc |
| 27 lm/ft² | 27 fc |
Frequently Asked Questions
What is 20 lumens per square foot in foot-candles?
20 lumens per square foot equals 20 foot-candles.
How do I convert 20 lm/ft² to fc?
To convert 20 lumens per square foot to foot-candles, multiply 20 by 1. The result is 20 fc.
What is the formula for lumens per square foot to foot-candles?
The formula is: fc = lm/ft² × 1.