Cokin A121F Gradual Neutral Grey G2 Full (ND8) filter

Landscape photographers often face the challenge of balancing a bright sky with a darker foreground. The Cokin A121F Gradual Neutral Grey G2 Full (ND8) filter is a rectangular, slot-in filter designed to darken the bright areas of a scene while leaving the rest unaffected, making it ideal for capturing well-exposed skies and detailed foregrounds in a single shot.

Key specifications

• Filter Type: Graduated Neutral Density (GND)
• Filter Effect: Balances exposure between bright and dark areas
• Filter Factor: ND8
• Light Reduction: 3 Stops
• Optical Density: 0.9
• Graduation Type: Soft Edge / Gradual
• Filter System Compatibility: Cokin A-Series
• Filter Material: CR39 Optical Resin
• Filter Shape: Rectangular
• Filter Dimensions (L x W): 72 x 67 mm
• Filter Thickness: 1.6 mm
• Color: Neutral Grey
• Mount Type: Slot-in (requires Cokin A-series holder)
• Application: Landscape photography, sky/foreground balancing
• Series: A-Series

Why choose it

This filter provides a 3-stop light reduction with a soft graduation, ensuring smooth transitions between the darkened and clear areas. Its CR39 optical resin construction offers good optical quality and durability, while the rectangular shape allows precise positioning within the frame.

Ideal use cases

• Landscape photography with bright skies
• Seascapes at sunrise or sunset
• Balancing exposure in high-contrast scenes

Good to know

The filter is part of the Cokin A-Series system and requires a compatible A-series holder for use. It is not a screw-on filter; it slides into the holder in front of the lens.