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FAQ

Create Your Own Illuminance Converter

You can use the Custom Converter to create your own list of units. Derived units will be automatically created based on the prefix(es) you choose below.
1. Select up to 5 base units you want to use. (what is a base unit?)
2. Select up to 5 prefixes you want to use (optional). (what is a prefix)
(Hold the CTRL key down to select more than one items)
- Select the base unit(s) - - Select the prefix(es) -
3. Click the button below to generate the converter.

Related Infomation

The SI Unit of Illumination

Illuminance

In photometry, illuminance is the total luminous flux incident on a surface, per unit area. It is a measure of the intensity of the incident light, wavelength-weighted by the luminosity function to correlate with human brightness perception.
Source: wikipedia
Version 4.0 - Last updated: Sunday, August 16, 2015
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