Polarscope for alignment
Size: 1.18" （diameter) x 4.11" (30mm x 104.5mm)
Weight: 0.21 lbs (95.6g)
Material: Aluminum alloy
Function: Polar alignment in astrophotography
Package included:
Polar Scope*1
A useful tool for professional astrophotographers.
With the help of the phone app, you could use this polar scope for precise polar alignment.
It is suitable for long-focus lenses for shooting deep-sky nebulas.