Hoya HD Mk II Protector 55 mm

The Hoya HD Mk II Protector 55mm is a premium clear filter designed to safeguard your camera lens without compromising image quality. Featuring advanced HD coating technology, it offers superior protection against scratches, dust, moisture, and impacts while maintaining optical neutrality.

Advantages

This protector filter is crafted from chemically hardened optical glass, making it four times stronger than conventional filters. The 16-layer HD coating (8 layers per side) provides water and oil repellency, stain resistance, and anti-static properties, ensuring easy cleaning and long-lasting performance. With over 99.7% light transmission, it delivers virtually no color shift or loss of sharpness.

Suitable for

• Photographers seeking maximum lens protection without affecting image quality
• Use in harsh environments (dust, sand, rain, or salt spray)
• Protecting expensive front lens elements from scratches and impacts
• As a permanent lens cover for everyday use

Key specifications

• Filter Type: Protector / Clear
• Filter Diameter: 55mm
• Series: Hoya HD Mk II
• Glass Material: Chemically Hardened Optical Glass
• Coating Technology: HD Coating (16-layer, 8 per side)
• Coating Properties: Water Repellent, Oil Repellent, Stain Resistant, Scratch Resistant, Anti-Static
• Light Transmission: >99.7%
• Optical Effect: Optically Neutral (no color shift)
• Frame Type: Ultra-Thin / Low Profile
• Frame Material: Aluminum
• Front Filter Thread: Yes
• Impact Resistance: Yes (4x stronger than conventional optical glass)
• UV Cut: No (primary function is protection)
• Primary Function: Lens Protection
• Thread Size: 55mm

Recommendations

For optimal performance, keep the filter clean using a microfiber cloth. This filter is ideal for use with lenses that have a 55mm filter thread. It can be stacked with other filters if needed, thanks to its front filter thread.