Canon has rolled out a new projector that is aiming at a variety of markets where high resolution and bright output are needed. Canon says that the Realis 4K500ST Pro AV LCOS Projector is ideal for training, museums and galleries, industrial design, and higher education. The projector has a native resolution of 4096 x 2400.

The projector has up to 5000 lumens and uses Canon LCOS tech inside. A Canon 4K lens with pro level settings and features is used providing marginal focus. That special focus feature allows content projected onto a domed surfaces to stay in focus.
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https://www.slashgear.com/canon-realis-4k500st-pro-projector-supports-4k-and-5000-lumens-01416486/