• 1

    Optimized 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

    Standardized workflows are easy to master so clinicians can spend more time with patients

  • 5

    Patient-centered 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.

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ARIA Oncology Information System

One information system for radiation, medical, and surgical oncology.

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