K&F Concept Black Diffusion 1/4-filter 52mm

The K&F Concept Black Diffusion 1/4 Filter is a professional-grade optical filter designed to soften skin tones, reduce blemishes, and create a cinematic look. Crafted with high-definition optical glass and a 28-layer multi-nano coating, this filter offers waterproof, oil-proof, and scratch-resistant properties while maintaining neutral color shift and high light transmittance.

Advantages

Enhances portrait and video quality by diffusing highlights and lowering contrast, resulting in a dreamy, film-like aesthetic. The aviation aluminum alloy frame ensures durability and a precise fit on lenses with a 52mm filter thread. The front thread allows for stacking additional filters, and the anti-ghosting/flare design minimizes unwanted reflections.

Suitable for

• Portrait photography
• Landscape photography
• Cinematic video production
• Still photography

Key specifications

• Filter Type: Black Diffusion
• Filter Strength: 1/4
• Filter Diameter: 52mm
• Optical Material: High-Definition Optical Glass
• Frame Material: Aviation Aluminum Alloy
• Coating: 28-Layer Multi-Nano Coating
• Special Features: Waterproof, Oil-proof, Scratch-resistant
• Effect: Softens skin tones, reduces blemishes, creates cinematic look, lowers contrast, softens highlights
• Light Transmittance: Approx. 84%
• Frame Thickness: 4.9mm
• Anti-Ghosting/Flare: Yes
• Compatibility: Lenses with 52mm filter thread
• Front Thread: Yes (for stacking)
• Color Shift: Neutral
• Application: Portrait, Landscape, Cinematic Video, Still Photography

Recommendations

For best results, pair this filter with a lens hood to minimize flare and protect the glass. Ideal for photographers and videographers seeking a soft, cinematic effect without post-processing.