Product Description
HOYA PROND 100 77mm Graduated Neutral Density (GND) Filter
The HOYA PROND (Progressive Neutral Density) 100 is a high-density graduated filter designed for the most challenging high-contrast landscape scenes. With a 6.5-stop (ND 2.0) density transition, it allows photographers to dramatically darken extremely bright skies—such as during sunrise or sunset with a bright sky and dark foreground—while preserving natural color balance.
Key Features & Specifications:
-
Diameter: 77mm (threads onto 77mm lens filter threads)
-
Type: Graduated Neutral Density (GND) / “Soft-edge” Graduation
-
Density: 6.5 Stops (ND 2.0, PROND 100 factor)
-
Effect: Provides extreme light reduction in part of the image for balancing exposure.
-
Coating: Features HOYA’s multi-coating (HMC) to control flare and ghosting.
Applications:
-
Extreme Landscape Photography: Capturing detail in both a bright sky and deeply shadowed land at sunrise/sunset.
-
Seascapes & Snowscapes: Managing extreme reflectivity from water or snow.
-
Creative Long Exposure in Daylight: When combined with a solid ND filter for motion blur effects.



