
Key highlights
The Netzer VLS-60 absolute rotary encoder delivers up to 22-bit resolution with accuracy reaching 0.01 Degree, all in an ultra-thin (<5.7 mm), lightweight (<16g) package. Designed for high-end space and cleanroom automation, its contactless capacitive technology ensures reliable, wear-free performance in precision positioning applications. The hollow, low-mass design supports seamless integration into satellite instruments, aerospace gimbals, and vacuum-compatible robotics, enhancing overall efficiency and accuracy.
The Netzer VLS family of lightweight, high-resolution rotary encoders is in active use across critical optical-communication programs, including APT, OISLs, FSO, DSOC, and ISLs. With exceptional repeatability and low inertia, VLS encoders deliver the deterministic feedback required for fine pointing, fast acquisition, and reliable tracking—ideal for satellites, terminals, and advanced photonics platforms.
Key Features:
- COTS space-tested for mission-critical reliability
- Outstanding accuracy in high-precision rotary feedback
- Robust protection against EMI, RFI, and magnetic interference
- Seamlessly integrates with innovative hollow shaft architecture
- Optimized compact design for low-profile applications
- Engineered for longevity in extreme temperature environments
Netzer Certifications & Quality Standards
At Netzer, quality is embedded in every stage of our operations—from product design and software development to customer support and training. Our processes are governed by internationally recognized standards, ensuring consistent performance, reliability, and customer satisfaction.
We are certified to:
AS9100 – Aerospace-grade quality management
ISO 13485:2016 – Medical device quality systems
ISO 9001:2015 – Global quality management standard
In addition, our products comply with:
REACH
RoHS
These certifications reflect our commitment to rigorous quality control, continuous improvement, and delivering high-precision encoder solutions for the most demanding industries, including aerospace, medical, and advanced industrial applications.
Applications
- Satellite instruments and space systems
- Aerospace gimbals and stabilization platforms
- Optical communication systems (APT, OISL, FSO, DSOC, ISL)
- Cleanroom automation and semiconductor equipment
- Vacuum-compatible robotics
- Precision positioning and motion control systems
- Photonics and electro-optical platforms
- Tracking, pointing, and acquisition systems
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Last updated: 2026-04-16
VLS-60 | Leo - Space | Hollow Shaft

Downloads
- CAD model(795.38 KB)
- Datasheet(1.76 MB)
- ICD(4.22 MB)
- Option sheetRequest
- User manual(3.53 MB)
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