PrimaLuce Lab ESATTO 3" Robotic Focuser - EST3

The PrimaLuce Lab ESATTO robotic focuser is also available in a 3" version with 76.3mm free aperture, 25mm of draw tube travel, 8kg of payload capacity and an incredible resolution of 0,04 micron per step!

The perfect solution for apochromatic refractors and Ritchey-Chretien or Cassegrain telescopes, as well as heavy imaging trains with large cameras and accessories like off axis guiders, filter wheels and adaptive optics. And you can also expand ESATTO features by adding the optional ARCO robotic camera rotator!