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1stQ AddOn® Liberty² Studies

How safe is the implantation of a 1stQ AddOn Sulcus IOL?

10.09.2026

Sulcus-fixated 1stQ AddOn intraocular lenses offer the option of correcting refractive errors or extending the range of vision without exchanging the primary capsular bag lens. This article summarises the published evidence on safety, stability, intraocular pressure (IOP), pigment dispersion, interlenticular opacification and reversibility.

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AddOn® IOL solutions Studies

Excellent results for 1stQ AddOn® EDOF!

17.06.2022

We are proud to announce that Dr. Kjell Gunnar Gundersen’s article on refractive and visual outcome after AddOn EDOF implantation has been published in DOVE Press.

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AddOn® IOL solutions

Outstanding results: 1stQ AddOn® intraocular lenses in the EuroTimes

09.02.2021

Safe implantation, reversibility, high visual quality and long-term visual comfort.

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AddOn® IOL solutions Studies

New study focuses on the impact of the AddOn® IOL on astigmatism

25.06.2020

A newly released study on supplementary IOLs by Dr. Kjell Gunnar Gundersen evaluates the clinical performance of the 1stQ AddOn being used for the correction of residual astigmatism after cataract surgery.

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AddOn® IOL solutions

1stQ AddOn® in the „Journal of Clinical Ophthalmology“

24.04.2020

The international peer-reviewed journal publishes results on an additive artificial lens for the first time.

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