SLR Magic 77mm Self-Locking Variable Neutral Density 0.4 to 1.8 Filter (1.3 to 6 Stops) Review

The SLR Magic 77mm Self-Locking Variable ND filter offers a practical density range of 0.4 to 1.8 (1.3 to 6 stops), making it a solid choice for videographers and photographers who need quick exposure adjustments without swapping filters. The self-locking mechanism is designed to prevent accidental rotation once you've dialed in your desired density, a useful feature during handheld shooting or run-and-gun work. At $75, it sits in the budget-friendly tier of variable ND filters, appealing to creators who want variable density control without the premium price of higher-end glass.

Variable ND filters in this price range typically trade optical perfection for affordability, and the SLR Magic is no exception to category norms. The 77mm thread size fits a wide range of modern lenses and can be adapted to smaller diameters with step-up rings. For hobbyists, event shooters, or anyone building out a kit on a tight budget, this filter delivers the core functionality needed to shoot wide open in bright conditions or smooth out motion with slower shutter speeds.