---
title: horizontalFieldOfView
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avspatialvideoconfiguration-swift.struct/horizontalfieldofview
---

# horizontalFieldOfView

Specifies horizontal field of view in thousandths of a degree. Can be nil if the value is unknown.

## Declaration

```swift
var horizontalFieldOfView: UInt32?
```

## See Also

### Modifying the configuration

- [cameraCalibrationDataLensCollection](avfoundation/avspatialvideoconfiguration-swift.struct/cameracalibrationdatalenscollection.md)
- [cameraSystemBaseline](avfoundation/avspatialvideoconfiguration-swift.struct/camerasystembaseline.md)
- [disparityAdjustment](avfoundation/avspatialvideoconfiguration-swift.struct/disparityadjustment.md)