---
title: opacity
framework: coreimage
role: symbol
role_heading: Instance Property
path: coreimage/cicopymachinetransition/opacity
---

# opacity

The opacity of the copier light.

## Declaration

```swift
var opacity: Float { get set }
```

## Discussion

Discussion A value of 0.0 is transparent. A value of 1.0 is opaque.

## See Also

### Instance Properties

- [angle](coreimage/cicopymachinetransition/angle.md)
- [color](coreimage/cicopymachinetransition/color.md)
- [extent](coreimage/cicopymachinetransition/extent.md)
- [width](coreimage/cicopymachinetransition/width.md)