Halcyon™ system gives you the fast and high-quality treatments you want—and the comfort and convenience your patients need—to win the fight against cancer.

  • 1

    Optimised image-guided radiotherapy

    Engineered to simplify and enhance virtually every aspect of image-guided volumetric IMRT
  • 2

    New generation dual-layer multileaf collimator

    Unique MLC design enables high modulation with low leakage for every field or arc
  • 3

    High-speed treatment

    4 RPM gantry speed, RapidArc delivery at 2 RPM, and fast MLC motion enable quality treatments at unprecedented speed
  • 4

    Improved workflow efficiency

    Standardised workflows are easy to master so clinicians can spend more time with patients
  • 5

    Patient-centred comfort and safety

    Quiet system with smooth motion and easy access keeps patients relaxed and focused
  • 6

    Simple to use

    Image and treat in just nine steps – and stay focused on your patients

Faster treatment

Quick imaging and accelerated delivery cuts treatment time in half.

Workflow efficiency

Nine-step treatments improve throughput without sacrificing comfort or safety.

Robust ROI

Halcyon is fast to install and simple to maintain – so you can help more patients year over year.

Complementing Halcyon

Halcyon works well with a variety of treatment planning software and other tools. Integrate it with these components to make the most of the Varian ecosystem.


Fast, precise planning for advanced cancer care.

Learn more

Similar products


Deliver precise dosage quickly and give patients their time back—the TrueBeam® radiotherapy system is built with human needs in mind. Designed to treat cancer wherever it is found in the body, it is flexible enough to meet your clinical needs as well.

Learn more


Enhance your capabilities and throughput for patients and easily customise your technology based on the specific needs of your clinic.

Learn more

We will help you get connected

Our specialists can help you integrate Varian into your workflow.

If you are a current customer and need product support, please visit our Customer Support page