Optical Glass Gratings and Encoders for Various Applications

We combine decades of expertise to deliver high-accuracy motion control solutions built on precision optical glass gratings and advanced encoder technologies. At the core of many applications, our optical glass gratings—including discs up to 400 mm in diameter and linear scales up to 3,400 mm—are manufactured using state-of-the-art lithography, chromium coatings, and rigorous quality control to ensure exceptional optical fidelity and dimensional stability. These components provide the foundation for reliable measurement and positioning in demanding fields such as medical equipment, surveying instruments, CNC machining, robotics, and defense systems. Complementing these gratings, our encoder portfolio spans rotary, linear, and angle designs in both incremental and absolute versions delivering robust, flexible, and high-precision motion feedback. Together, our gratings and encoders form an integrated solution for applications where accuracy, durability, and customization are critical to performance.

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    Linear Scales

    Glass Discs

    Steel Tape