Convert Blondel to Candela per Square Meter

Convert blondels to candelas per square meter by entering a value below.

1 blondel (blondels) = 0.3183098862 cd/m² (candelas per square meter)

How to Convert Blondels to Candelas per Square Meter

The blondel and candela per square meter are both units of luminance. 1 candela per square meter equals 3.1415926534 blondels. This means to convert blondels to candelas per square meter, you divide by 3.1415926534.

Formula

candelas per square meter = blondels ÷ 3.1415926534

Step-by-Step Example

Convert 5 blondel to candelas per square meter:

1
Convert 5 blondel to candelas per square meter

We need to convert blondels to candelas per square meter

2
Apply the formula

Since 1 cd/m² = 3.1415926534 blondel, divide by 3.1415926534

5 ÷ 3.1415926534 = 1.591549431

Answer

5 blondel = 1.591549431 cd/m²

Blondel to Candela per Square Meter Conversion Table

Quick reference table for common blondel to candela per square meter conversions. Click any value for detailed calculation.

Blondels (blondel) Candelas per Square Meter (cd/m²)
1 blondel 0.3183098862 cd/m²
2 blondel 0.6366197724 cd/m²
5 blondel 1.591549431 cd/m²
10 blondel 3.183098862 cd/m²
15 blondel 4.774648293 cd/m²
20 blondel 6.366197724 cd/m²
25 blondel 7.957747155 cd/m²
50 blondel 15.91549431 cd/m²
100 blondel 31.83098862 cd/m²

About These Units

Blondel (blondel)

The blondel is identical to the apostilb, equal to 1/π cd/m² ≈ 0.318 nits. Named after French physicist André Blondel. Represents the luminance of a perfect Lambertian diffuser illuminated by 1 lux. Rarely used; apostilb is the preferred term.

Candela per Square Meter (cd/m²)

Candelas per square meter (cd/m²) is the SI unit of luminance, measuring brightness of a surface. Also called "nit." Laptop screen: 250-400 cd/m², HDR TV peak: 1,000-4,000 cd/m², sun at horizon: 600,000 cd/m². Critical for display specifications and HDR standards.

Frequently Asked Questions

How do I convert blondels to candelas per square meter?

To convert blondels to candelas per square meter, divide the value by 3.1415926534. For example, 10 blondel = 3.183098862 cd/m².

How many candelas per square meter are in 1 blondel?

1 blondel equals 0.3183098862 candelas per square meter.

What is the formula for blondels to candelas per square meter?

The formula is: cd/m² = blondel ÷ 3.1415926534.