Home▸Physics & Mechanics▸CT Scanner: Projection and Back-Projection of a Chest Slice (2D)

🩻 CT Scanner: Projection and Back-Projection of a Chest Slice (2D)

Parallel-beam CT acquisition and filtered back-projection of an axial slice.

Physics & Mechanics2DModerate60 FPS📱 Mobile-adapted⇄ 3D version

Details

CategoryPhysics & Mechanics

RenderingCanvas 2D

DifficultyModerate

Target FPS60

ControlsSliders for tube voltage, tube current-time, number of views, scan speed, lesion size and density, window level and width; buttons for no-filter, sharp or smooth reconstruction kernels and five scenarios; drag the tube around the ring or drag the lesion, hover the reconstruction to read HU.

radiologycomputed tomographyX-rayBeer-Lambertback-projectionmedical imaging

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⚙ Under the hood

Interactive 2D computed-tomography model: a parallel-beam X-ray tube circles an axial chest phantom, the sinogram builds up view by view, and filtered back-projection reconstructs the slice with live Hounsfield readouts, noise and dose.

radiologycomputed tomographyX-rayBeer-Lambertback-projectionmedical imaging

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install