UK Svbony SV135 1.25inch 7-21mm Zoom Eyepiece for Telescope Astronomy BARGAIN !
Svbony 7-21mm Zoom eyepiece. Model: SV135. Fully multi-coated Premium eyepiece zooms to any focal length between 7 mm and 21mm. Zoom from low to high power in an instant with this versatile eyepiece. 1XLens Covers (Objective and Eyepiece).