"Increase your enjoyment of the universe with this complete accessory kit designed for 2"" eyepiece systems. Everything you need in one convenient carry case|Three E-Lux 2"" Eyepieces - 3-element fully multicoated optical design with a 56deg.apparent field of view (40mm has 50deg. ) Comes with 26mm, 32mm and 40mm focal lengths.|2"" Barlow Lens - 2x A Barlow lens doubles the magnifying power of your eyepiece by doubling its effective focal length. The E-Lux 2x Barlow is fully multicoated and gives you a total of six power combinations.|Five Colored Eyepiece (Lunar and Planetary) Filters - 2"", Included are Kodak Wratten #12 (deep yellow), #21 (orange), #25 (red), #58 (green), and #80A (blue). These filters will greatly enhance your enjoyment of our solar system.|2"" Mirror Diagonal - This high quality 90-degree multicoated mirror diagonal allows you to take advantage of the wider field of view provided by 2"" eyepieces. It fits all rear cells of Schmidt-Cassegrain telescopes and includes an adapter t|The Aluminum Carrying Case is sturdy and well-built and holds all of the included items in the die-cut foam interior."