EDOF Lenses for Cataract Surgery
EDOF (extended depth of focus) lenses provide a continuous range of vision from distance to intermediate.
Benefits
smoother range of vision
fewer halos compared to multifocal lenses
Who Is Suitable
patients prioritising distance and intermediate vision
patients concerned about night vision quality
EDOF vs. Multifocal vs. Monofocal Lenses
Monofocal: Fixed focus (usually distance), requires glasses for near/intermediate.
EDOF: Smooth, continuous vision over a range (intermediate to far).
Multifocal (MF): Distinct spots for near, intermediate, and far; may have more halos for night driving.
Limitations
While providing excellent intermediate and distance vision, EDOF lenses may not offer as sharp near vision as trifocal lenses/multifocal lenses, potentially requiring reading glasses for small print.