Nox to Lumen per Square Foot Conversion

Convert between Nox and Lumen per Square Foot quickly and accurately.

From Nox

nox

To Lumen per Square Foot

lm/ft²

How to Convert Nox to Lumen per Square Foot

Conversion Formula

1 nox = 0 lm/ft²

1 lm/ft² = 10763.91 nox

Example

Convert 15 nox to lm/ft²:

15 nox = 15 × 0 lm/ft² = 0.001 lm/ft²

Unit Information

Learn about the illumination units you're converting between

Nox

nox

Definition

The Nox is a unit of illuminance equal to one-thousandth of a lux, representing very low levels of illumination. It is used for measuring extremely dim light conditions, such as those found in night vision applications, astronomical observations, or specialized scientific measurements.

History/Origin

Developed for measuring very low illumination levels that are below the practical range of the lux. The nox provides a convenient unit for expressing extremely dim light conditions in scientific and technical applications where precision is important.

Current Use

Used in specialized applications requiring measurement of very low light levels, such as night vision technology, astronomical photometry, and scientific research involving extremely dim light sources. It provides a practical scale for quantifying near-threshold illumination conditions.

Multiplier

0.001

Offset

Lumen per Square Foot

lm/ft²

Definition

The Lumen per Square Foot is an imperial unit of illuminance equal to approximately 10.76 lux, representing the luminous flux per square foot. It is commonly used in countries employing the imperial system for lighting design and illuminance measurements.

History/Origin

Developed in countries using imperial units as a practical measure of illuminance. It provides a familiar reference for lighting professionals working with imperial measurements and is commonly used in architectural lighting and building design.

Current Use

Widely used in the United States and other imperial-system countries for lighting design, architectural applications, and general illuminance measurements. It provides a practical unit for lighting professionals and is commonly referenced in building codes and lighting standards.

Multiplier

10.764

Offset