D114F450 parabolic reflector lens devised for DIY astronomical telescopes, ensuring optimal performance and clarity.
Features a 114mm caliber and 450mm focal length with a focal ratio of 3.95, providing exceptional image for stargazing enthusiasts.
Constructed with an aluminum film coating and protective layer, enhancing durability and reducing reflections for clearer observations.
Includes both primary and secondary mirrors, with a high precision paraboloid devise for improved light collection and .
Easy maintenance and cleaning instructions provided to ensure the longevity of your telescope mirrors, keeping your viewing experience pristine.
Description
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).