---
title: starburst
framework: AVFoundation
role: symbol
role_heading: Type Property
platforms: [iOS 27.0+, iPadOS 27.0+, Mac Catalyst 27.0+, tvOS 27.0+]
path: avfoundation/avcapturedeviceexposuresignal/starburst
---

# starburst

When enabled, auto exposure may open the aperture to remove diffraction artifacts from point light sources.

## Declaration

```swift
static let starburst: AVCaptureDeviceExposureSignal
```

## See Also

### Exposure signals

- [document](avfoundation/avcapturedeviceexposuresignal/document.md)
- [flicker](avfoundation/avcapturedeviceexposuresignal/flicker.md)
- [groupPhoto](avfoundation/avcapturedeviceexposuresignal/groupphoto.md)
- [subjectMotion](avfoundation/avcapturedeviceexposuresignal/subjectmotion.md)