Acquisition
(0018,0087)
Magnetic Field Strength
Keyword: MagneticFieldStrength
Nominal field strength of the MR magnet in Tesla.
Tag Attributes
- Tag ID
- (0018,0087)
- Compact
- 00180087
- Keyword
- MagneticFieldStrength
- VR
- DS — Decimal String
- VM
- 1
- Retired
- No
Module(s)
MR Image Module
Engineering Notes
Used by AI tools, protocol libraries, and radiologist workflow systems to identify 1.5T vs 3T vs higher-field acquisitions.
Troubleshooting
AI model outputs that vary unexpectedly between sites may be field-strength dependent. Use this tag to stratify performance.
Common Values
| Value | Meaning |
|---|---|
| 1.5 | 1.5 Tesla |
| 3.0 | 3 Tesla |
| 7.0 | 7 Tesla (research/ultra-high field) |