Baader Astro Solar Film is designed to be placed over the front of a lens. Thereby reducing the heating affects of the Sun's power before it enters the telescope and heating the internal optics. The Baader Astro Solar film is sold as an A4 (20x29cm) sheet of silver coloured film and then cut to size. It can be used on binoculars, cameras or telescopes. The A4 sheet is only £20.00

This is the PHOTOGRAPHIC (ND 3.8) version of the Baader Astro Solar Film. It  is designed to be placed over the front of a lens, thereby reducing the heating affects of the Sun's power before it enters the telescope and heats the internal optics.

This is the VISUAL (ND 5.0) version of the Baader Astro Solar Film. It  is designed to be placed over the front of a lens, thereby reducing the heating affects of the Sun's power before it enters the telescope and heats the internal optics.