IOL generations

RAI-APMP

1. Ridley’s Posterior chamber PMMA: 8.32 mm, +24D Rayner Ltd, UK
2. AC IOL: Barron, Strampeli, Choyce
3. Iris-supported, including iridiocapsular IOL implanted after ECCE
4. AC IOL Modern
5. PCIOL Modern
6. Modern IOLs

a) Monofocal IOLs designed specifically for in-the-bag implantation - Small, single piece modified C-loop designs - Foldabe IOLs, designed for small incision surgery

b) AC IOLs - Kelman (flexibility) - Choyce (footplates) - Clemente (fine-tuning, no-hole, three point fixation)

7. Premium IOLs: Designed for special functions (refractive surgery, MICS, presbyopic correction, multifocal, accommodative IOL, telescopic IOL, light adjustable IOL, etc.)

8. Phakic IOLs are sometimes referred as 8^th generation.