SVBONY Three Plossl Eyepieces Add new life to your telescope and observing adventures with this 3-piece kit! Adequate as a starter set Both ends have plastic lens covers on both ends,for protecting the eyepieces.This is the perfect set for casual astronomy buffs Standard 1.25" 31.7mm fitting diameter;can be used in any astronomical telescope with a 1.25" focuser; Perfect for broad field lunar observations Both ends have dust caps for protecting the eyepieces.The lens covers are interchangeable and easy to use and keep in a pocket 62 degree suitable for broad field lunar observations;medium sized star clusters;and a wide field of view of cloudy nebulas and deep sky targets. The SVBONY super 1.25" 40 mm plossl eyepiece engineered with 4 element design and offers a generous 40 degree apparent field of view Safety undercut design to prevent the telescope objective lens from slipping out. The length of the eyepiece can be changed by disassembly Removable rubber eye guard for those wearing glasses and glasses. The field of view of the highly achromatic lens is more realistic, allowing you to see more details SV136 3x barlow lens Fully-multi coated achromatic design Minimize the reflection of light during refraction,Maximizes the saturation and contrast of image colors, and the edges of the image are sharper Superior sharpness and color correction, optical components, real physical computing magnification 2 X Free dust caps The dust cover provides maximum protection for your Barlow lens when you are not using it. Can effectively prevent dust from attaching to the lens and affecting your viewing experience Rubber grip ring SV136 3X barlow Lens has a rubber grip ring, which is easy to grasp and not easy to drop.