---
title: boundingBox
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vndetectedobjectobservation/boundingbox
---

# boundingBox

The bounding box of the object that the request detects.

## Declaration

```swift
var boundingBox: CGRect { get }
```

## Discussion

Discussion The system normalizes the coordinates to the dimensions of the processed image, with the origin at the lower-left corner of the image.