Kaman Measuring Showcases Non-Contact Eddy Current Measuring Systems

Kaman’s precision differential non-contact eddy current measuring systems allow for free space optical communication.
March 12, 2026
3 min read

Kaman Precision Products, Inc’s Measuring Division is highlighting three systems which are precision differential non-contact eddy current measuring systems that enable free space optical communication.

These differential inductance transducer systems are commonly used for:

  • Imaging and communication satellites
  • Laser targeting
  • Interplanetary exploration vehicles
  • Night vision
  • Optics stabilization systems

The systems Kaman is showcasing are:

  • KD-5100+ high reliability displacement measurement system
  • DIT-5200L differential impedance transducer
  • KD-5600 digital differential measuring system

With an exceptionally small size and minimal power consumption, the KD-5100+ is a common choice for applications like:

  • Laser communications for satellites and ground stations
  • Image stabilization systems
  • Directed energy systems for airborne, ground and shipboard operations

The KD-5100+ meets SWaP-C requirements with its package size of 2 x 2.12 x 0.75 inches thick. It is also manufactured to Mil-PRF-38534 Class H, with MIL-SPEC components used throughout the electronics.

The KD-5600 is a digital differential measuring system that offers high bandwith and linearity, as well as a high-end communication bus that enables rapid data transfers. Key features of the KD-5600 include:

  • Analog-to-digital converter
  • Custom sensors
  • Signal processing
  • Custom calibration system

The DIT-5200L is ideal for applications that require high levels of precision, and it’s a completely analog product that complies with IPC A-160 Class 3 standards.

This system has features like:

  • Subnanometer resolution up to up to 10v/mil, 39 mV/μm
  • Linearity up to .1% full range
  • Commercial-off-the-shelf up screening
  • Reverse-voltage-protected input power connections
  • I/O on a nine-pin mini-D connector
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