Convert Stilb to Lambert
Convert stilbs to lamberts by entering a value below.
How to Convert Stilbs to Lamberts
The stilb and lambert are both units of luminance. 1 stilb equals 3.1415926534 lamberts. This means to convert stilbs to lamberts, you multiply by 3.1415926534.
Formula
Step-by-Step Example
Convert 5 sb to lamberts:
We need to convert stilbs to lamberts
Since 1 sb = 3.1415926534 L, multiply by 3.1415926534
5 × 3.1415926534 = 15.707963267
5 sb = 15.707963267 L
Stilb to Lambert Conversion Table
Quick reference table for common stilb to lambert conversions. Click any value for detailed calculation.
| Stilbs (sb) | Lamberts (L) |
|---|---|
| 1 sb | 3.1415926534 L |
| 2 sb | 6.2831853069 L |
| 5 sb | 15.707963267 L |
| 10 sb | 31.415926534 L |
| 15 sb | 47.123889801 L |
| 20 sb | 62.831853069 L |
| 25 sb | 78.539816336 L |
| 50 sb | 157.07963267 L |
| 100 sb | 314.15926534 L |
About These Units
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.
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.
Frequently Asked Questions
How do I convert stilbs to lamberts?
To convert stilbs to lamberts, multiply the value by 3.1415926534. For example, 10 sb = 31.415926534 L.
How many lamberts are in 1 stilb?
1 stilb equals 3.1415926534 lamberts.
What is the formula for stilbs to lamberts?
The formula is: L = sb × 3.1415926534.