Daystar Filters Universal Lens Solar Filter 50 (SKU: ULF50) is a foldable solar filter designed for safe solar imaging and observation with cameras, small telescopes, spotting scopes, or binoculars. The filter uses Thousand Oaks solar film with ND5 density, providing 99.999% light rejection. This allows safe photography of solar eclipses and observation of large sunspots.

Key features

• universal solar filter for cameras, telescopes, spotting scopes and binoculars
• Thousand Oaks ND5 solar film with 99.999% light rejection
• meets transmission requirements of ISO 12312-2:2015 for solar observation filters
• suitable for photographing solar eclipses and observing large sunspots
• foldable cup-style design that fits over the front of a lens or optical instrument
• black interior to reduce internal reflections
• flexible folded fins hold the filter securely on the lens
• lightweight construction made from double-layer heavy cardstock

Box contents

• DayStar Universal Lens Filter 50 solar filter
• rigid stay-flat shipping sleeve

Technical specifications

• filter aperture: 50 mm
• compatibility: instruments with outside diameter 50–69 mm
• filter material: Thousand Oaks ND5 solar film
• transmission standard: ISO 12312-2:2015 compliant
• construction: foldable cardstock filter with black anti-reflection interior
• country of manufacture: USA

The DayStar Universal Lens Filter 50 provides a simple and safe way to photograph or observe the Sun with a wide range of optical instruments while ensuring proper solar protection.