K&F Concept Variable ND Filter ND8-ND128 49mm

The K&F Concept Variable Neutral Density Filter ND8-ND128 is a versatile tool for photographers and videographers seeking precise exposure control. With a 49mm thread, it offers 3 to 7 stops of light reduction, ideal for long exposures and bright conditions.

Advantages

Japanese AGC optical glass with 28-layer nano-coating ensures waterproof, oil-proof, scratch-resistant, and anti-reflection properties. The ultra-slim aviation aluminum alloy frame minimizes vignetting, and the design eliminates the 'X' cross pattern at maximum density.

Suitable for

• Landscape and long exposure photography
• Video recording in bright light
• Controlling depth of field in bright conditions

Key specifications

• Filter Type: Variable Neutral Density (VND)
• Filter Diameter: 49mm
• ND Range: ND8 to ND128 (3-7 stops)
• Optical Density: ND0.9 to ND2.1
• Filter Factor: 8x to 128x
• Glass: Japanese AGC Optical Glass
• Coatings: 28-Layer Nano-coating
• Frame: Aviation Aluminum Alloy, Ultra-Slim

Recommendations

For best results, use with lenses that have a 49mm filter thread. Ensure the filter is securely attached and adjust the ring smoothly to avoid image degradation.