Gosky Eclipse Solar Filter - Telescope Binocular Spotting Scope Solar Filter / Sun Filter - Prepare for Solar eclipse of August 21， 2017[Product Information]- Enter your model numberto make sure this fits.
- The Eclipse Solar Filter is for optics front end tube diameter from 66 to 95mm (2.61" - 3.70")! A must-have， white light filter for safely observing the sun and su nspots without damaging your eyes
- With this filter the Sun will be of a neutral， eye-pleasing white color. See sunspots， eclipses， and planetary transits of the Sun safely with your telescope and this filter
- Made with high-quality， streak-free and blister-free Baader Astro Solar Safety Film
- CAUTION: Never look at the Sun， either directly or through a telescope， without a professionally made protective solar filter installed that completely covers the front of the instrument， or permanent eye damage could result.
- Optical density: 5.0 Aperture of the telescope
