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The HOYA iSert® 250 (Clear) and 251 (Yellow) intraocular lens is a true Hydrophobic acrylic IOL that is fully preloaded and offers surgeons simplicity and ease of use.
HOYA iSert® Preloaded IOL system
The proven Aspheric Balanced Curve™ (ABC) design provides patients with a sharp visual image and the square edge of the lens helps to minimize posterior capsule opacification.
Preloaded, Monoblock, Aspheric, Blue Light Absorbing IOL (251), UV-absorbing IOL (250)
||iSert® 250 (Clear), 251 (Yellow)|
||Lathe-cut and pad polished|
||Hydrophobic acrylic with blue PMMA chemically bonded haptics tips|
||6.0 mm/12.5 mm|
||+6.0 to +30.0 D (0.5 D steps)|
||iSert® Preloaded IOL System|
Front injector tip outer diameter
Optimized Optical constants
Haigis a0 = -0.542 a1 = 0.161 a2 = 0.204
The mentioned A-Constant is presented as a guideline only for lens power calculations. It is recommended that the A-Constant measurement be customized based on the surgeon’s experience and measuring equipment.
Optimized Optical constants Source: http://ocusoft.de/ulib/c1.htm (as of Oct. 31, 2016)