Here are some guidelines to ensure a good experience with the RetinaLyze algorithms and accurate results.

Minimum requirements for image quality

  • Image is sharp and well exposed
  • Area around macula and optic nerve head clearly visible
  • No large reflexes or shadows
  • Main vessels clearly visible

Also see our guide to image quality here:

Requirements for fundus cameras

Minimum requirements for fundus cameras

  • Angle of view: At least 30°
  • Type of image capture/image type: Full color image (i.e. CMOS-sensor. SLO/Black and white/Red or Green free images are not supported)
  • ISO standard: ISO 10940:2009 
  • CE-marking(for EU): 93/42/EEC (Medical Device Directive)
  • 3 megapixel image (e.g. 2048x1536)  

Recommended requirements for fundus cameras

  • Angle of view: At least 45°
  • Type of image capture: Full color image (i.e. CMOS-sensor - not SLO or Black and white images)
  • ISO standard: ISO 10940:2009 
  • CE-marking (for EU): 93/42/EEC (Medical Device Directive)
  • 5 MP (e.g. 2560x1920)
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