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Cataract Simulator

See haze, yellowing and glare from a clouded lens.

Private by design

Your inputs stay on your device and are not sent to our servers. Optional usage analytics does not receive your files or tool inputs.

Preparing tool

How to use Cataract Simulator

  1. Add an image or try the sample.
  2. Choose haze, yellowing, glare or all together, and a stage from early to advanced.
  3. Check contrast, detail and colour kept, and export the comparison.
Read the detailed guide →

What are the limits of Cataract Simulator?

Illustrative strengths based on descriptions of cataract vision, not a clinical model. The image stays on your device.

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