Candela per Square Inch to Apostilb Conversion
Convert between Candela per Square Inch and Apostilb quickly and accurately.
How to Convert Candela per Square Inch to Apostilb
Conversion Formula
Example
Convert 15 cd/in² to asb:
Unit Information
Learn about the luminance units you're converting between
Candela per Square Inch
cd/in²
Definition
The Candela per Square Inch is an imperial unit of luminance, representing the luminous intensity per unit area using the square inch as the area unit. It is used for measuring very bright light sources and small-area displays.
History/Origin
This unit was developed for applications requiring precise measurement of small, bright light sources where square inches provide a more appropriate area reference. It is particularly useful in electronics and display technology where component sizes are measured in inches.
Current Use
Commonly used in electronics manufacturing, small display technology, and precision lighting applications. Essential for measuring LED arrays, small screens, and compact light sources where square inch measurements are standard.
Multiplier
1550.003
Offset
0
Apostilb
asb
Definition
The Apostilb is a non-SI unit of luminance equal to 0.3183098862 candela per square meter. It is used in some specialized applications and provides an alternative way to express low luminance values in certain technical contexts.
History/Origin
This unit was developed as part of early photometric systems and is still used in some specialized applications. It provides a convenient way to express low luminance values and is occasionally found in technical specifications and measurement systems.
Current Use
Used in specialized photometric applications and certain technical contexts where traditional units are preferred. Occasionally found in older technical specifications and specialized measurement systems where non-SI units are still used.
Multiplier
0.318
Offset
0
Candela per Square Inch to Apostilb Conversion Table
| Candela per Square Inch [cd/in²] | Apostilb [asb] |
|---|---|
| 1 cd/in² | 4869.478352 asb |
| 10 cd/in² | 48694.783518 asb |
| 25 cd/in² | 121736.958794 asb |
| 50 cd/in² | 243473.917589 asb |
| 100 cd/in² | 486947.8351770001 asb |
| 0 cd/in² | 0E+0 asb |
| -10 cd/in² | -48694.783518 asb |
| -40 cd/in² | -194779.134071 asb |
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