SLUGFest 2023

The Art of Making Lenses - Reimagined!

We can't wait to see you LIVE in 2023!

This year we are hosting our 10th SLUGFest (Satisloh User Group Meeting), an in-person educational and networking event designed to meet the changing business needs of the optical manufacturing industry. SLUGFest has a long tradition at Satisloh, a global event that has been hosted in the USA and in Germany.

Come see our latest optical manufacturing innovations and explore how exciting new technologies will transform the labs of the future!

We hope you’ll join us in Wetzlar, Germany – June 13 - 16, where you’ll experience our innovations in-person and on-site!

Join us & Experience...
...the latest advances of today’s manufacturing technology and an outlook into the future of lens making

We are the only machine manufacturer & solutions provider in the lens production field for the ophthalmic and precision optics markets who can look back on 100 years of experience. BUT we do not rest on that! We are continuously developing manufacturing technologies for the future!

To address the changes in optical manufacturing, we remain committed to continuous improvement by addressing four topics:

  • Efficiency: with even faster and smarter machines and next-level intelligent software & automation.
  • Simplicity: streamlined processes and eliminated steps reduce complexity, cost & time.
  • Sustainability: environmentally-friendly processes & the circularity of lens manufacturing.
  • Partnership: with new service approaches & smart consumables management to maximize your lab’s potential.

June 13

  • 19:00 Start of SLUGFest 2023
  • Welcome Reception and Dinner Frankfurt, Germany, Leonardo Hotel Roof top

June 14

  • Introductory Speech: “The Art of Making Lenses Reimagined!
  • Technology Round Robin Part 1 at Satisloh Wetzlar: Experience Optical Manufacturing Innovations and Future Technologies Hands-on
  • Dinner and Fun Event at the Burg Gleiberg medieval fortification in Wettenberg

June 15

  • Key Note Speeches
    • Artificial Intelligence
    • Sustainability
  • Technology Round Robin Part 2 at Satisloh Wetzlar: Experience Optical Manufacturing Innovations and Future Technologies Hands-on
  • Technology Recap and Q&A
  • End of Main Program
  • Optional Dinner

June 16

Event Celebration at Burg Gleiberg

Wednesday, June 14 - in the evening

Enjoy an excellent meal in and lovely surroundings at the Gleiberg Castle, a medieval fortification in Wettenberg and a fun event as the evening unfolds.

Burg Gleiberg - Burgstraße 90, 35435 Wettenberg, Germany

Leonardo Royal Hotel - Frankfurt

Lodging, June 12 - 17

We have negotiated hotel prices for your stay in Frankfurt, Germany! After your pre-registration to SLUGFest we will confirm your registration and you will receive a link to confirm your lodging requirements (arrival and departure dates). Prices have been specially negotiated for participants to SLUGFest.

Leonardo Royal Hotel Frankfurt - Mailänder Straße 1, 60598 Frankfurt, Germany

All transportation from the hotel to SLUGFest events will be provided. Check back for more details closer to event.


Check back here for updated FAQs before SLUGFest! 

Last updated on 12/2022.

Yes! We are very excited that this year´s SLUGFest can take place live and on-site.

We are committed to hosting a safe and enjoyable event for all. We'll follow the local safety protocols in place, at the time of event.

We are currently open for Pre-registration, in February you will receive a personal invite with a personalized code, please follow registration instructions.  Successful registration ends with a confirmation email.

After registering, remember to book your trip to Frankfurt, Germany!

Please contact your sales manager directly or send us an inquiry at

Travel to and from Frankfurt, Germany as well as the hotel cost are the responsibility of the attendees. Satisloh covers all transportation between the SLUGFest venues and the event costs.

Satisloh has secured a preferential rate of 140 euros per night including breakfast for SLUGFest participants at the Leonardo Royal Hotel in Frankfurt!

Rooms and preferential rates are subject to availability. We recommend registering early for SLUGFest to take advantage of these special room rates.

Send us your inquiry at

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