Celestron Powerseeker Telescope Accessory KitThe Celestron PowerSeeker Accessory Kit is a great way to expand the enjoyment of your telescope. Inside the plastic, foam lined carry case youll find these accessories: 15mm Kellner Eyepiece 1. 25 9mm Kellner Eyepiece 1. 25 #80A Blue Filter 1. 25 #25 Red Filter 1. 25 Moon Filter 1. 25 Microfiber Cleaning Cloth Eyepieces The 15mm and 9mm eyepieces can be used in any telescope with a 1. 25 focuser. Each eyepiece is fully coated to improve light