Tele Vue 2X BIG Barlow - 2" - BWC-2211 Binocular Mounts This tool ensures the accurate

This tool ensures the accurate alignment of a telescope

you’ll achieve the best results by removing the nebula filter and reinstalling Origin’s clear optical window

their free StarSense Explorer app

providing the sensation of peering through a much larger telescope and revealing breathtaking detail in every observation

650mm focal length

Tele Vue 2X BIG Barlow - 2" - BWC-2211 Binocular Mounts This tool ensures the accurateAbout the TeleVue 2X BIG Barlow 2" Properly designed Barlow lenses do wonderful things: They amplify power, slow the telescope'''s f # (improving eyepiece sharpness), and give designers the opportunity to compensate for telescope eyepiece aberrations. Tele Vue Barlow Lenses use multi coated high index glasses for optimum aberration correction, exceptional contrast with virtually no light loss. Observed performance is aberration free, even when tested