Baader AstroSolar spotting scope filter 50mm

Baader ASSF Astro Solar Filter for safe solar observation and photography with spotting scopes, small telescopes and camera lenses - aperture 50mm - 55mm to 70mm clamping range Baader high-end solar filters enable safe observation and photography of the sun with spotting scopes, small telescopes and camera lenses. Reliable and safe filtering of sunlight with the Baader AstroSolar Safety Film (OD 5.0) - the film is coated on both sides. Tension-free and safely mounted in a high-quality temperature-compensating mount. The sun is shown in natural whitish light - no coloration. Flexible mounting with three sliding centering pins with rubber coating