---
title: kCGImagePropertyTIFFResolutionUnit
framework: imageio
role: symbol
role_heading: Global Variable
path: imageio/kcgimagepropertytiffresolutionunit
---

# kCGImagePropertyTIFFResolutionUnit

The units of resolution.

## Declaration

```swift
let kCGImagePropertyTIFFResolutionUnit: CFString
```

## See Also

### Canvas Details

- [kCGImagePropertyTIFFOrientation](imageio/kcgimagepropertytifforientation.md)
- [kCGImagePropertyTIFFXResolution](imageio/kcgimagepropertytiffxresolution.md)
- [kCGImagePropertyTIFFYResolution](imageio/kcgimagepropertytiffyresolution.md)
- [kCGImagePropertyTIFFWhitePoint](imageio/kcgimagepropertytiffwhitepoint.md)
- [kCGImagePropertyTIFFPrimaryChromaticities](imageio/kcgimagepropertytiffprimarychromaticities.md)
- [kCGImagePropertyTIFFTileLength](imageio/kcgimagepropertytifftilelength.md)
- [kCGImagePropertyTIFFTileWidth](imageio/kcgimagepropertytifftilewidth.md)