Hoya Fusion ONE Next UV 40.5mm

The Hoya Fusion ONE Next UV 40.5mm is a premium ultraviolet filter designed for photographers who demand uncompromising image quality and robust lens protection. Crafted in Japan with high-transparency optical glass, this filter effectively blocks UV light up to 365nm, reducing haze and improving clarity in outdoor shots while safeguarding your lens from dust, scratches, and moisture.

Advantages

With 18 layers of multi-coating (9 per side), the Fusion ONE Next delivers over 99.5% light transmission, ensuring zero impact on exposure or color balance. The anti-reflection, water-repellent, stain-resistant, scratch-resistant, and anti-static coatings make cleaning effortless and maintain optical performance in challenging conditions. Its low-profile aluminum frame is both durable and lightweight, preventing vignetting even on wide-angle lenses.

Suitable for

• Lenses with a 40.5mm filter thread
• Outdoor and landscape photography
• Protecting expensive front lens elements
• Reducing atmospheric haze and UV glare

Key specifications

• Filter Type: UV (Ultraviolet)
• Filter Diameter: 40.5 mm
• Series: Fusion ONE Next
• Optical Material: High-Transparency Optical Glass
• Coating Layers: 18 (9 layers per side)
• Coating Properties: Anti-reflection, Water Repellent, Stain Resistant, Scratch Resistant, Anti-Static
• Frame Material: Low-Profile Aluminum
• UV Absorption: Yes (blocks UV light up to 365nm)
• Light Transmission: >99.5%
• Front Filter Thread: Yes (40.5mm, allows stacking)
• Rear Filter Thread: Yes (40.5mm, for lens attachment)
• Primary Function: Lens Protection, UV Haze Reduction
• Filter Factor: 1 (0-stop)
• Glass Hardness: Hardened
• Manufacturing Origin: Japan

Recommendations

For optimal performance, keep the filter clean using a microfiber cloth. The slim design allows simultaneous use of a lens cap and hood. Ideal for photographers who prioritize both protection and optical clarity.