Cokin HARMONIE UV 40.5mm CH235B-405A

The Cokin HARMONIE UV 40.5mm CH235B-405A is a high-quality UV filter designed to protect your lens while reducing atmospheric haze and improving clarity and contrast. Crafted from optical glass with multi-coatings, it offers anti-reflection, water-repellent, scratch-resistant, and anti-static properties. The slim aluminum alloy frame ensures no vignetting on wide-angle lenses.

Advantages

This UV filter blocks UV light below 390nm, providing neutral color balance with over 98% light transmission. It acts as a permanent lens protector against dust, moisture, and scratches without affecting image quality.

Suitable for

• Lenses with 40.5mm filter thread
• Outdoor and travel photography
• Protecting expensive lens front elements

Key specifications

• Filter Type: UV (Ultraviolet)
• Filter Diameter: 40.5 mm
• Series: Cokin HARMONIE
• Optical Material: High-quality optical glass
• Coatings: Multi-Coated (MC), Anti-reflection, Water-repellent, Scratch-resistant, Anti-static
• UV Light Reduction: Blocks UV below 390nm
• Light Transmission: >98%
• Filter Factor: 1 (0-stop)
• Frame Material: Aluminum alloy
• Frame Type: Slim profile
• Front Filter Thread: Yes
• Function: Lens protection, reduces atmospheric haze, improves clarity and contrast
• Effect on Color: Neutral

Recommendations

For optimal image quality, always use a high-quality UV filter like the Cokin HARMONIE series. It provides essential protection without compromising your lens's performance.