Knowledge Hub


Explore our comprehensive collection of technical information that provides valuable guidance and expertise to drive your projects and initiatives. Whether you're looking for in-depth analysis, practical tutorials, or expert perspectives, our Knowledge Hub is your gateway to unlocking the knowledge you need to succeed. Learn about a wide range of topics related to lenses, optical filters, optical systems and cutting-edge technology. From understanding the intricacies of lens design to delving into the latest advances in optical engineering. Please use the search bar below to find topics and more information.

05.05.2026 | Events

Ruggedized lenses for harsh environments


By Johannes Kühn

In this TechTalk, Johannes Kühn shares insights into ruggedized lenses and explains when they outperform standard optics. The session covers key design principles, environmental challenges, and real-world applications in demanding industries such as aerospace and industrial automation.

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02.12.2025 | Events

When is a custom lens the best solution?


By Nicolas Douradou

At the inVISION days on Tuesday, December 2nd, our Sales Engineer Nicolas Douradou shared insights on "When is a custom lens the best solution?". The talk explored the key factors that influence the decision to move from standard lenses to custom optical solutions. It covered different levels of customization, what “custom” really means in practice, and the considerations involved in matching optical design to specific application requirements. Real-world examples illustrated the process and challenges behind custom lens development.

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11.07.2024 | Event: 17. September 2024

Understanding Commercial Off The Shelf (COTS) Lens Tolerances - Webinar with Stuart Singer.


Compare the data sheets from Japanese, German, and U.S. lens manufacturers side by side. They have almost nothing in common. But the problem isn’t rooted in cross-cultural issues. Compare data sheets from three lens makers in the same country, and the result is the same. Each company uses its own format and nomenclature. Each company essentially is reinventing the wheel, but it is the buyer of the lens who faces the prospect of misinformation.

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