NiSi 49mm Highlight Diffusion (HDF) Pro Nano Filter

The NiSi HDF Pro Nano Filter brings a timeless, film-inspired quality to your digital images. Designed for photographers and videographers who want to add warmth, atmosphere, and cinematic character to their work, the HDF Pro softens highlights with a gentle, organic glow - without sacrificing the contrast and tonal integrity that define a great shot.

Whether you're shooting moody street scenes, golden-hour portraits, or cinematic video, the HDF Pro delivers a look that's difficult to replicate in post - and impossible to fake.

Key Features

• Film-Inspired Highlight Diffusion - Diffuses highlights with a mellow, film-like glow, giving photos and videos a warm, vintage-style aesthetic.
• Contrast-Preserving Clarity - Maintains contrast without compromising tonal balance, preserving overall image integrity.
• Multi-Layer Nano Coating - Dual-sided nano anti-glare coating with waterproof and oil-resistant properties for easy field cleaning and reliable performance.
• Durable Brass Construction - Precision-engineered brass frame built for long-lasting durability across a wide range of shooting environments.
• 49mm Thread Compatibility - Fits standard 49mm threaded filter mounts.