R&D relating to the design, fabrication, and testing of plastic lenses, particularly
Intraocular lens design
Lens performance characterization
The dysphotopsia page has a short download about "Negative Dysphotopsia" and "Far Peripheral Vision", and simulations of why peripheral shadows might be "bothersome".
Michael J. Simpson, Ph.D.
Dr Simpson worked in industry for over 25 years in the Research and Development of Intraocular Lenses (IOLs), and is continuing to support R&D work relating to ophthalmic lenses and other topics.
Simpson MJ. Focal Length, EFL, and the Eye. Applied Optics, v62, n7, 1 March 2023 p1853-1857.
Disclaimer. Simpson Optics LLC does not provide medical advice, and neither does this website. If you have concerns about your vision, you should see a specialist, such as an Ophthalmologist or Optometrist.
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