Theres elongated stars even in this nice image near center ..not just edges ..tracking needs be a bit closer to pole perhaps..thought if spacing is not within even half a mm that can cause problems ..nice go Alex..gives us all an idea of what can happen.
PS:this unit has an extra spacer? is it needed?
bigjoe.
Last edited by bigjoe; 17-01-2018 at 03:35 PM.
Reason: Add
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