AstroSolar turvakalvo OD 5.0, 20,5x29 cm aurinkosuodinkalvo

This neutral density solar filter film delivers safe, high-contrast views of the sun for visual observation and photography. With an optical density of 5.0, it reduces sunlight intensity to 0.001%, allowing direct solar viewing through telescopes, binoculars, and camera lenses.

Advantages

The AstroSolar Safety Film is CE certified and meets EN ISO 12312-2:2015 safety standards. Its homogeneous, streak-free surface ensures sharp, natural-color images without diffraction. The film blocks 99.999% of harmful UV and IR radiation, protecting both your eyes and equipment.

Suitable for

• DIY solar filters for refractor, reflector, and catadioptric telescopes
• Solar photography with camera lenses
• Safe visual observation of sunspots, eclipses, and planetary transits

Key specifications

• Optical density: 5.0 (light transmission 0.001%)
• Sheet dimensions: 20.5 x 29 cm (205 x 290 mm)
• Film thickness: approx. 0.012 mm (12 microns)
• Material: AstroSolar Safety Film
• Certification: CE, EN ISO 12312-2:2015
• Packaging: single sheet

Recommendations

For best results, mount the film in a rigid frame and inspect for pinholes before each use. Store flat in a dust-free sleeve to preserve optical quality.