Blondel to Bril Conversion

Convert between Blondel and Bril quickly and accurately.

From Blondel

blondel

To Bril

bril

How to Convert Blondel to Bril

Conversion Formula

1 blondel = 10000000.001 bril

1 bril = 1E-7 blondel

Example

Convert 15 blondel to bril:

15 blondel = 15 × 10000000.001 bril = 150000000.008 bril

Unit Information

Learn about the luminance units you're converting between

Blondel

blondel

Definition

The Blondel is a non-SI unit of luminance equal to 0.3183098862 candela per square meter, identical to the apostilb. It is named after the French physicist André Blondel and is used in some specialized photometric applications.

History/Origin

Named after the French physicist André Blondel, this unit was developed as part of early photometric systems. It is identical to the apostilb and provides an alternative way to express low luminance values in certain technical and historical contexts.

Current Use

Used in specialized photometric applications and historical contexts where the Blondel unit is preferred. Occasionally found in older technical specifications and certain branches of photometry where traditional units are still used.

Multiplier

0.318

Offset

Bril

bril

Definition

The Bril is a very small unit of luminance equal to 3.1830988618379E-8 candela per square meter. It is used for measuring extremely low luminance values, such as those found in very dim light sources or specialized low-light measurement applications.

History/Origin

This unit was developed for applications requiring measurement of extremely low luminance values. The name "bril" suggests brightness, and it provides a practical way to express very small luminance values without using scientific notation.

Current Use

Used in specialized low-light measurement applications, night vision research, and photometry where extremely low luminance values need to be measured and expressed. Common in research applications and precision photometric measurements.

Multiplier

3E-8

Offset