Blue Phantom²

3D water phantom system for complete LINAC commissioning & QA.


The Blue Phantom² embodies decades of expertise, research and experience, providing you with the best of water phantoms.

  • Precision: Unique absolute measurement technology
  • Long-term accuracy: High-precision, non-contact position sensor technology w/o non-mechanical wear
  • Positioning:  Detector positioning certified to ± 0.1 mm accuracy


Fastest, most Accurate and most Reliable Linac commissioning and regular QA

Quality beam scanning is the cornerstone for treatment planning and delivery accuracy. The Blue Phantom², with its scanning software myQA Accept, is the leading water phantom solution for radiation therapy (RT) beam scanning. The system’s unique design facilitates faster and more accurate commissioning of RT treatment systems which is fundamental for safer patient treatments.

The latest Blue Phantom 2 is based on over 40 years of experience during which IBA Dosimetry has been providing high-quality dosimetry equipment and services to more than 4,000 satisfied water phantom users worldwide.

Blue Phantom² Technical specs

Exterior water tank dimensions: 675 x 645 x 560 mm

Scanning volume: 480 x 480 x 410 mm

Position resolution: 0.1 mm

Position accuracy: ± 0.1 mm

Scanning speed: 50 mm/s

Wall thickness / material: 15 mm / acrylic

View the complete technical specification on the IBA website here

Image of Integrated Beam Scanning brochure