Watt per Square Centimeter Steradian (at 555 nm) to Blondel Conversion

Convert between Watt per Square Centimeter Steradian (at 555 nm) and Blondel quickly and accurately.

W/(cm²·sr)
blondel

How to Convert Watt per Square Centimeter Steradian (at 555 nm) to Blondel

Conversion Formula

1 W/(cm²·sr) = 21457077.823 blondel
1 blondel = 5E-8 W/(cm²·sr)

Example

Convert 15 W/(cm²·sr) to blondel:

15 W/(cm²·sr) = 15 × 21457077.823 blondel = 321856167.344 blondel

Unit Information

Learn about the luminance units you're converting between

Watt per Square Centimeter Steradian (at 555 nm)

W/(cm²·sr)

Definition

The Watt per Square Centimeter Steradian at 555 nm is a radiometric unit of luminance that measures radiant power per unit area and solid angle at the peak sensitivity wavelength of the human eye. It is used for precise photometric calculations and laser applications.

History/Origin

This unit was developed for applications requiring precise conversion between radiometric and photometric quantities. The 555 nm wavelength corresponds to the peak sensitivity of the human eye, making it ideal for accurate photometric measurements and laser safety calculations.

Current Use

Used in laser safety, precision photometry, and applications requiring exact conversion between radiometric and photometric units. Essential for laser power measurements, optical system design, and safety calculations where precise luminance values are critical.

Multiplier

6830000

Offset

0

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

0

Watt per Square Centimeter Steradian (at 555 nm) to Blondel Conversion Table

Watt per Square Centimeter Steradian (at 555 nm) [W/(cm²·sr)] Blondel [blondel]
1 W/(cm²·sr) 21457077.8229259998 blondel
10 W/(cm²·sr) 214570778.2292560041 blondel
25 W/(cm²·sr) 536426945.5731409788 blondel
50 W/(cm²·sr) 1072853891.146281004 blondel
100 W/(cm²·sr) 2145707782.2925629616 blondel
0 W/(cm²·sr) 0E+0 blondel
-10 W/(cm²·sr) -214570778.2292560041 blondel
-40 W/(cm²·sr) -858283112.9170249701 blondel

Related Conversions

Explore more Luminance conversion options

Watt per Square Centimeter Steradian (at 555 nm) to Candela per Square Meter

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Candela per Square Centimeter

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Candela per Square Foot

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Candela per Square Inch

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Kilocandela per Square Meter

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Stilb

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Lumen per Square Meter Steradian

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Lumen per Square Centimeter Steradian

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Lumen per Square Foot Steradian

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Nit

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Millinit

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Lambert

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Millilambert

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Foot-Lambert

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Apostilb

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Blondel

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Bril

Quick conversion

Watt per Square Centimeter Steradian (at 555 nm) to Skot

Quick conversion