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i-stream diffrax

i-stream Diffrax

One-piece multifocal diffrax extended depth focus lens with hydrophilic / hydrophobic copolymer preloaded in kit with Medicel injector, with biconvex surface with negative asphericity. Quadrilateral shape with fenestrated haptics.

  • The hybrid refractive platform grants a continuous range of vision from distance to near seamlessly
  • EDOF optic till 1.5 mm that gives a better intermediate vision like the one near vision and minimally affecting the distant vision. Moreover, it eliminates the “HALO” effect usually caused by traditional multifocal lenses
  • Additional power +3.0D to improve the intermediate Vision
  • Extremely Soft
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Data Sheet

Material

Hydrophilic / hydrophobic copolymer with UV filter, biocompatible with eye tissue

Lens Geometry

Multifocal diffrax profile with Extended Depth Focus (EDOF), Square Edge 360 °, no rings

Dioptric Range

from 0.0D to 40.0D with increment of 0,5 from 10.0D to 28.0D

Additional Power

+3.0 D to improve intermediate vision

Incision

from 2.0 mm with preloaded injector

Optic Diameter

6.0 mm

Total Diameter

11.0 mm

Sferical Aberration

-0,26 μm

Color

Natural Yellow

Refractive Index

1,46

UV Filter

Natural Yellow UV CUT OFF < 2% @420nm

A Costant

118,2

Constant with Ulib System

SRK/T = 118,7; SRK/2 = 118,9; Holladay1 sf = 1,60; Holladay2 = 5,374; Barrett = 1,73 HofferQ pACD = 5,39; Haigis a0 = 1,25; a1 = 0,40; a2 = 0,10

Type

Optical disc and haptics without profile discontinuity

Haptic Angulation

5° for a long term better stability in the capsular bag

Download Full Data Sheet

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