---
title: lineWidth
framework: paperkit
role: symbol
role_heading: Instance Property
path: paperkit/loupemarkup/linewidth
---

# lineWidth

The width of the loupe’s border in points.

## Declaration

```swift
var lineWidth: CGFloat { get set }
```

## See Also

### Configuring appearance

- [magnification](paperkit/loupemarkup/magnification.md)
- [strokeColor](paperkit/loupemarkup/strokecolor.md)