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

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

W/(cm²·sr)
mL

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

Conversion Formula

1 W/(cm²·sr) = 2145707.782 mL
1 mL = 5E-7 W/(cm²·sr)

Example

Convert 15 W/(cm²·sr) to mL:

15 W/(cm²·sr) = 15 × 2145707.782 mL = 32185616.736 mL

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

Millilambert

mL

Definition

The Millilambert is a unit of luminance equal to one-thousandth of a lambert (0.001 lambert). It provides a more convenient way to express moderate luminance values using the lambert system, making calculations and specifications more manageable.

History/Origin

This unit was developed as a practical alternative to the full lambert unit when dealing with moderate luminance values. The milli- prefix makes it easier to work with typical luminance levels without using very large or very small numbers in the lambert system.

Current Use

Used in specialized photometric applications where the lambert system is preferred. Common in certain technical contexts and applications where traditional photometric units are still used or required for compatibility with existing measurement systems.

Multiplier

3.183

Offset

0

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

Watt per Square Centimeter Steradian (at 555 nm) [W/(cm²·sr)] Millilambert [mL]
1 W/(cm²·sr) 2145707.7824269999 mL
10 W/(cm²·sr) 21457077.8242739998 mL
25 W/(cm²·sr) 53642694.5606850013 mL
50 W/(cm²·sr) 107285389.1213690042 mL
100 W/(cm²·sr) 214570778.2427380085 mL
0 W/(cm²·sr) 0E+0 mL
-10 W/(cm²·sr) -21457077.8242739998 mL
-40 W/(cm²·sr) -85828311.2970950007 mL

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