Baader Planetarium Hyperion Zoom 2.25x Barlow Lens - HYP-BARLOW

The Baader Hyperion Zoom Barlow quickly attaches to any Hyperion 8-24mmm Clickstop zoom eyepiece, instantly converting it into a 3.5-10.5mm Zoom.  The matched optical design results in a virtually transparent 2.25X multiplication, without any optical compromises, essentially giving a 7X zoom range with outstanding optical performance throughout the 3.5-24mm range.     Some highlights of the Hyperion Zoom Barlow Lens   Optically Matched for perfect optical performance with the Hyperion 8-24mm Clickstop Zoom. Anastigmatic Flatfield Design. Air-spaced triplet lens. Baader Phantom Group Coatings on all air-glass surfaces Fully internally baffled and blackened to eliminate stray light reflections Enables dual 2"/1¼" Barrel Configuration with all Baader Hyperion Clickstop Zooms (MkI - MkIII) Threaded for standard 1¼" filters. Modular Design.   Outstanding as a general purpose Visual Barlow and Flatfield Projection Optic   Includes all adapters needed to couple to any 1¼" filter thread.  E