Product Description
HOYA PROND 1000 77mm Graduated Neutral Density (GND) Filter
The HOYA PROND (Progressive Neutral Density) 1000 is an ultra-high-density graduated filter designed for the most extreme high-contrast photographic situations. With a massive 10-stop (ND 3.0) density transition, it provides unparalleled control for balancing incredibly bright light sources—such as the sun within the frame—with dark foregrounds, all while maintaining neutral color balance.
Key Features & Specifications:
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Diameter: 77mm (threads onto 77mm lens filter threads)
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Type: Graduated Neutral Density (GND) / “Soft-edge” Graduation
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Density: 10 Stops (ND 3.0, PROND 1000 factor)
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Effect: Provides maximum light reduction for balancing extreme brightness differences within a single frame.
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Coating: Features HOYA’s multi-coating (HMC) for maximum clarity and minimal flare.
Applications:
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Sun-in-Frame Photography: Capturing the sun directly in the frame while retaining foreground detail.
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Maximum Contrast Landscapes: Scenes with extreme dynamic range, like a bright sky against a canyon floor in deep shadow.
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Creative Special Effects: For achieving unique, high-impact imagery that standard filters cannot produce.



