77mm NDX Variable Neutral Density Fader Filter (Adjustable ND2 - ND1000) for Sony Alpha DSLR-A500

This 77mm NDX variable neutral density fader gives you flexible light control for the Sony Alpha DSLR-A500. Continuously adjustable from ND2 - ND1000, it lets you fine-tune exposure for a wide range of lighting conditions without swapping filters. Multicoated optical glass minimizes reflections and helps maintain sharpness and color accuracy. The external twist ring provides smooth, on-the-fly access to any density setting so you can quickly adapt scene-to-scene and avoid time-consuming filter changes. Ideal for long exposures, motion effects, or shooting wide apertures in bright light while preserving image quality.