---
title: intensityExponent
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/imagebasedlightcomponent/intensityexponent
---

# intensityExponent

The intensity value of the probe An intensityExponent of 0 means using the diffuse/specular intensities as-is Otherwise the intensity is multiplied by 2^intensityExponent

## Declaration

```swift
var intensityExponent: Float
```