Film Solar Filter For 44mm To 70mm Objective Lens Telescopes Solar Film Reduce
Feature: 1. Supported objective size range: 44 to 70mm / 1.7 to 2.8in. Aperture: 60mm / 2.4in. Screws: M5 16mm. Do not use when leakage occurs. Cleaning is a breeze with a soft cloth or tissue paper.