# LightUnit

> The unit of a Light 's intensity.

## Definition

* **Type:** Enum
* **Namespace:** [UnityEngine.Rendering](/engine/6000.0/script-reference/unityengine/rendering.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public enum LightUnit
```

## Remarks

Additional Resources: [Light.lightUnit](/engine/6000.0/script-reference/unityengine/light/lightunit.md), [light component](/engine/6000.0/manual/lighting-overview/lighting-birp/class-light.md).

## Fields

| Value                                                                                 | Description                                                                     |
| ------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------- |
| [Candela](/engine/6000.0/script-reference/unityengine/rendering/lightunit/candela.md) | The base unit of luminous intensity in the International System of Units.       |
| [Ev100](/engine/6000.0/script-reference/unityengine/rendering/lightunit/ev100.md)     | A value that represents a combination of a camera's shutter speed and f-number. |
| [Lumen](/engine/6000.0/script-reference/unityengine/rendering/lightunit/lumen.md)     | The unit of luminous flux.                                                      |
| [Lux](/engine/6000.0/script-reference/unityengine/rendering/lightunit/lux.md)         | The unit of illuminance (lumen per square meter).                               |
| [Nits](/engine/6000.0/script-reference/unityengine/rendering/lightunit/nits.md)       | The unit of luminance (candela per square meter).                               |