Apertura 5X APO Barlow Lens - 1.25" - 5XB1 - Telescopes at Telescopes
TPO 5X APO Barlow Lens - 1.25" | OPT Telescopes
GSO 1.25" 5x Apochromatic Barlow Lens
Amazon.com : SVBONY Telescope Barlow Lenses, 1.25 Inch Telescope Accessory, Fully Metal Multi Coated Broadband Green Film Barlow Lens 5X for Telescope Astronomy Eyepiece : Electronics