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 market. SLUGFest has a long tradition at Satisloh, a global event that has been hosted in the USA, China and 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 - 15, where you’ll experience 30 innovations in-person and on-site!

Limited availability - save your spot! 



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 market 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 and we will demonstrate how our technologies, consumables and services prepare your labs for today and the future:

  • 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 & customized consulting to maximize your lab’s potential.


June 13

  • 18:30 Start of SLUGFest 2023
  • Welcome Reception and Dinner at Event Hotel Wetzlar, Germany

June 14

  • Introductory Speech: “The Art of Making Lenses Reimagined!” at Event Hotel
  • Technology Round Robin Part 1 at Satisloh Wetzlar: Experience Optical Manufacturing Innovations and Future Technologies Hands On
  • Dinner and Fun Event 

June 15

  • 8:30 Key Note Speech and Panel Discussion at Event Hotel
  • Technology Round Robin Part 2 at Satisloh Wetzlar: Experience Optical Manufacturing Innovations and Future Technologies Hands On
  • Technology Recap and Q&A at Event Hotel
  • 17:30 End of Main Program
  • 18:30 Optional Dinner at Event Hotel

June 16

  • Optional Morning Visit to the Leica Welt and the Ernst Leitz Museum

Technology brands

Event Celebration at Knossos

Wednesday, June 14 - in the evening

Enjoy an excellent meal in lovely surroundings and a surprise event as the evening unfolds.

Knossos Restaurant Bar Lounge - Schlachthofstraße 3, 35398 Gießen

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 08/2022.

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 opened for Pre-registration, early 2023 you will received 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 Wetzlar!

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

The cost of the hotel is not included with your registration fees. For SLUGFest, we will provide a lower negotiated reservation cost for those that are attending the event.

Send us your inquiry at