Our aspiration – your successful treatment




1stQ stands for the best possible vision after lens exchange for each individual patient. Driven by constructive dissatisfaction and a willingness to do things differently, we develop products and services that create real added value for practitioners and patients and solve problems. As your partner, we lead the way in order to progress together with you. In the process, we act in a future-conscious and sustainable manner as an independent and creative leader. With our developments and compelling technologies, we make good things better and do new things differently. In short: We make the difference.

AddOn® IOL

The dual lens system for flexible presbyopia correction.

Basis IOLs

Capsular bag lenses for all needs

In order to overcome new challenges, it is important to continually seek new paths.

Rüdiger Dworschak, Founder and CEO 1stQ

Sustainable single-use instruments

1stQ rises to the diverse challenges of our time and combines precision with sustainability. For this reason, we constantly further develop our precision instruments and adapt them to the requirements of cutting-edge lens surgery.

Knowledge transfer as a service: 1stQ Academy

The 1stQ Academy is our learning and professional training portal for ophthalmologists and ophthalmology specialists.

In addition to our product and service solutions, we also want to assist our partners with specialist knowledge. Make use of our wide range of training programs and continually improve your own skills.


Our service for you

Are you looking for application aids or have questions about our offering?

Find out more about 1stQ

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


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

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


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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