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Quantity
1
Description
Click here for instructions on how to install the ESATTO to refractor telescopes.
ESATTO 3" is the new robotic focuser with an 8kg payload capacity and an incredible resolution of 0.04 micron per step. It can be controlled via USB cable on...
Reviews
5.0
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Esatto Robotic Focuser First Thoughts
The unit appears well designed and was easy to install drivers. Things to be aware of would be that there is a gap between the moving part of the unit and the outer shell which would admit stray light if there was any present in the observing environment. Also, the provided software proved difficult to obtain fine adjustment of the focus, it's claimed to have 0.04 microns per step but I have so far been unable to obtain any better than several tenths of a mm in adjustment using the crude slider in the software.