Convert Apostilb to Candela per Square Millimeter
Convert apostilbs to candelas per square millimeter by entering a value below.
How to Convert Apostilbs to Candelas per Square Millimeter
The apostilb and candela per square millimeter are both units of luminance. 1 candela per square millimeter equals 3141592.6534 apostilbs. This means to convert apostilbs to candelas per square millimeter, you divide by 3141592.6534.
Formula
Step-by-Step Example
Convert 5 asb to candelas per square millimeter:
We need to convert apostilbs to candelas per square millimeter
Since 1 cd/mm² = 3141592.6534 asb, divide by 3141592.6534
5 ÷ 3141592.6534 = 1.591549431e-6
5 asb = 1.591549431e-6 cd/mm²
Apostilb to Candela per Square Millimeter Conversion Table
Quick reference table for common apostilb to candela per square millimeter conversions. Click any value for detailed calculation.
| Apostilbs (asb) | Candelas per Square Millimeter (cd/mm²) |
|---|---|
| 0.1 asb | 3.183098862e-8 cd/mm² |
| 0.5 asb | 1.591549431e-7 cd/mm² |
| 1 asb | 3.183098862e-7 cd/mm² |
| 2 asb | 6.366197724e-7 cd/mm² |
| 5 asb | 1.591549431e-6 cd/mm² |
| 10 asb | 3.183098862e-6 cd/mm² |
| 25 asb | 7.957747155e-6 cd/mm² |
| 50 asb | 1.591549431e-5 cd/mm² |
| 100 asb | 3.183098862e-5 cd/mm² |
About These Units
Apostilb (asb)
The apostilb (asb) equals 1/π cd/m² ≈ 0.318 nits. Represents the luminance of a perfect diffuser illuminated by 1 lux. Also called blondel. One apostilb ≈ 0.0929 foot-lamberts. Useful in theoretical calculations involving diffuse reflection.
Candela per Square Millimeter (cd/mm²)
A candela per square millimeter (cd/mm²) equals 1,000,000 nits. Measures extremely intense sources: laser output facets, concentrated LED dies, and arc lamp electrodes. A high-power LED die can exceed 100 cd/mm². Used in optical engineering calculations.
Frequently Asked Questions
How do I convert apostilbs to candelas per square millimeter?
To convert apostilbs to candelas per square millimeter, divide the value by 3141592.6534. For example, 10 asb = 3.183098862e-6 cd/mm².
How many candelas per square millimeter are in 1 apostilb?
1 apostilb equals 3.183098862e-7 candelas per square millimeter.
What is the formula for apostilbs to candelas per square millimeter?
The formula is: cd/mm² = asb ÷ 3141592.6534.