D114F450 parabolic reflector lens devised for DIY astronomical telescope enthusiasts.
Features a primary mirror with a 114mm diameter and a focal length of 450mm, providing excellent light gathering capability.
Includes a secondary mirror with a 35mm short axis, enhancing the overall optical performance of your telescope.
Coated with aluminum film and protective film for durability and improved image .
Easy maintenance instructions provided for mirror cleaning, ensuring optimal performance and longevity of your telescope.
وصف
Used:Cleaning the mirror surface: first blow off the dust that can be blown off with a blown balloon, then use a good absorbent cotton to dip the alcohol and gently wipe the mirror.
After drying, look at the light source from the side to see if there is some cotton or Keep the water stains on top, and if necessary, gently wipe them with some good mirror cloth (be careful, otherwise it will affect your telescope).