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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.

01.03.2024 | Filters

MRC coating


Explore how MRC coating simplifies lens maintenance by making cleaning easier and more efficient. With a high wetting angle of contact, MRC-coated lenses repel water droplets, ensuring clear and pristine images even in challenging conditions.

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01.03.2024 | Filters

New perspectives in coating


In our pursuit of product improvement, we have ventured into a new path of surface-coating technology. This approach provides novel possibilities for coating optical elements.

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01.03.2024 | Technology

The image quality of lenses for digital photography


Dive into our comprehensive guide as we explore the critical factors to consider when choosing a lens. From image quality to features and beyond, we'll equip you with the knowledge you need to make the right choice for your imaging needs.

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26.03.2024 | Lens

What is a Variogon?


„Variogon" is the brand name for a vario-lens made by Schneider-Kreuznach. But what is a vario-lens? It is a lens that has no fixed focal length and can be changed by the user with certain limitations. This is accomplished without having to bring the image of the subject into focus again and again each time the focal length is changed. A lens of this kind is also known as a zoom lens.

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