ITEM NAME:Telescope Bard Film Solar Filter Sun Film Membrane for 70-152Mm Aperture 10 H6E3 Telescope Bard Film Solar Filter Sun Film Membrane for 70-152Mm Aperture 10 H6E3 Type:Monocular Cover Diameter:100mm Can Be Fixed Diameter:70-152mm Bard Film Density:5.0 Adjustable:Yes This solar filter film could filter the sun's rays efficiently,allow you view the sun safety Two sides high density coating without streak and blister point ensure the safety of the user's eye High density coating also eliminate pinhole effect provide sun's true color neutral white,not blue or orange Color:silver Material:aluminum Package Contents: 1* Bard film