Seeing things in a new light—Brelyon’s big display in a small enclosure

Projecting 120-inch display in a 30-inch window enhances simulations.

May 30, 2025

Jon Peddie

Brelyon develops immersive monitors that create a wide field of view and optical depth without head-mounted gear, using a patented technology called field evolving cavities. The system uses a structured optical cavity to redirect light, producing a virtual display with depth cues and motion parallax effects. By adjusting the wavefront of light, the display makes pixels appear at various distances. Among the various product models in its portfolio, Brelyon’s latest model, the Ultra Reality Extend, renders content at programmable depths and mimics larger screens within a 30-inch frame. Founded in 2019 as an MIT spin-off, Brelyon has attracted investment from LG,

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Seeing things in a new light—Brelyon’s big display in a small enclosure

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