Baader AstroSolar Telescope Filter 140mm

Baader ASTF Astro Solar Filter for telescopes for safe solar observation - aperture 140mm - clamping range 160mm to 200mm Baader high-end solar filters enable safe observation and photography of the sun with telescopes and telephoto 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. Suitable for highest magnifications and detailed observation of the sun and sunspots. The sun is imaged in natural whitish light - no coloration Flexible mounting with three sliding centering pins with rubber coating.