---
title: field
framework: coremotion
role: symbol
role_heading: Instance Property
path: coremotion/cmcalibratedmagneticfield/field
---

# field

A structure containing 3-axis calibrated magnetic field data. See the description of the CMMagneticField structure.

## Declaration

```swift
var field: CMMagneticField
```

## See Also

### Accessing the Field Values

- [accuracy](coremotion/cmcalibratedmagneticfield/accuracy.md)