70mm Solar Filter, Baader Planetarium Film, for 70mm Celestron Aperture Telescopes Plastic
Description
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 aslo eliminate pinhole effect provide sun's true color neutral white,not blue or orange
For Celestron 70mm / 80mm Aperture Telescope or Other Telescopes Front End Tube Out Diameter Approximately and Less Than 100mm
Optical density: 5.0 Aperture of the telescope