Lens on Tray

HOYA iSert® 231 (Yellow) Preloaded IOL System (PY-60AD)


iSert 231
HOYA iSert® 231

iSert 230

HOYA iSert® 231 IOL

The unique one-piece, two material design of this intraocular lens provides proper centration and better stability in the eye for greater image sharpness. The consistent performance of the lens has been proven in over 2 million successful cases over two decades of continuous advancements.


Model Name HOYA iSert® 231
Specification Blue Light Filtering
Optic Material Hydrophobic acrylic
Optic Design Aspheric
Manufacturing Lathe-cut and tumble polished
Haptic Material PMMA
Haptic Configuration C-loop
Dimension (Optic/OAL) 6.0 mm/12.5 mm
Power +6.0 to +30.0 D (0.5 D steps)
Estimated A-Constant 118.4*
IOL Master Constants 118.7*
Injector iSert®
Incision Small incision 2.4 mm
*Surgeons to note before using Optimized Optical constant:
These Optimized Optical constant as derived from:
http://www.augenklinik.uni-wuerzburg.de/ulib/c1.htm as of August 2012.
This is based on surgeons experience and contribution to the collated data.
Surgeons should check for more updated Optimized Optical constant on the website before using the Optimized Optical constant.