Convert Lambert to Stilb
Enter the number of lamberts that you want to convert to stilbs.
How to Convert Lamberts to Stilbs
The lambert and stilb are both units of luminance. 1 stilb equals 3.1415926534 lamberts. This means to convert lamberts to stilbs, you divide by 3.1415926534.
Formula
Step-by-Step Example
Convert 5 L to stilbs:
We need to convert lamberts to stilbs
Since 1 sb = 3.1415926534 L, divide by 3.1415926534
5 ÷ 3.1415926534 = 1.591549431
5 L = 1.591549431 sb
Lambert to Stilb Conversion Table
Quick reference table for common lambert to stilb conversions. Click any value for detailed calculation.
| Lamberts (L) | Stilbs (sb) |
|---|---|
| 1 L | 0.3183098862 sb |
| 2 L | 0.6366197724 sb |
| 5 L | 1.591549431 sb |
| 10 L | 3.183098862 sb |
| 15 L | 4.774648293 sb |
| 20 L | 6.366197724 sb |
| 25 L | 7.957747155 sb |
| 50 L | 15.91549431 sb |
| 100 L | 31.83098862 sb |
About These Units
Lambert (L)
The lambert (L) equals 10,000/π cd/m² ≈ 3,183 nits. Named after mathematician Johann Lambert. A perfect diffuser with luminous exitance of 1 lumen/cm² has luminance of 1 lambert. Very bright—comparable to a projector screen in direct sunlight.
Stilb (sb)
The stilb (sb) is the CGS unit of luminance equal to 10,000 cd/m² or 1 cd/cm². Named from Greek "stilbein" (to glitter). Very bright: 1 stilb equals a 10,000-nit display. Used in older scientific literature. One stilb ≈ 2,919 foot-lamberts.
Frequently Asked Questions
How do I convert lamberts to stilbs?
To convert lamberts to stilbs, divide the value by 3.1415926534. For example, 10 L = 3.183098862 sb.
How many stilbs are in 1 lambert?
1 lambert equals 0.3183098862 stilbs.
What is the formula for lamberts to stilbs?
The formula is: sb = L ÷ 3.1415926534.