Orion 08890 1.25-Inch Premium Telescope Accessory Kit (silver) Thorough assortment of choice 1.25 inch astronomy accessories let you get the most out of any telescope - and save compared to buying items separately! Includes 12 premium accessories for any telescope - 5 telescope eyepieces, 6 eyepiece filters, and a versatile Barlow lens Includes 5 Sirius Plossl telescope eyepieces - 40mm, 17mm, 10mm, 7.5mm, and 6.3mm focal lengths for viewing at five different magnifications Also includes 6 eyepiece filters - 5 color planetary filters and a 13 percent transmission neutral-density Moon filter enhance views of our nearest celestial neighbors when they are attached to any 1.25 inch eyepiece A powerful Shorty 2x Barlow lens doubles the magnification of any inserted 1.25 inch eyepiece, providing a wide variety of magnification options with the included eyepieces, as well as any other 1.25 inch eyepiece you already own