[Functions of IOLs] Duration of Effect [Monofocal IOL] Permanent [Cystalens] Permanent at distance, time limited at near [Toric] Permanent [Multifocal IOL] 
Permanent
V e r y G o o d
E x c e l l e n t
N o n e
9 0 %
P a r t i a l
P e r m a n e n t