Optics
20 mm observation eyepiece
1.25 inch barrel · 20 mm
A standard-barrel eyepiece for compatible telescope focusers.
Astronomy equipment
Optics
A small collection of telescopes, optical accessories and field essentials for the night sky.
2 productsClear filters
Optics
Neutral moon filter
1.25 inch threaded fitting
A threaded filter for compatible nighttime lunar observing setups.