Optical Glass: German-made optical glass provides the best possible optics, surpassing or matching any other brand in the industry with color-neutral, scratch-resistant, Waterproof, DustProof, and OilProof coating. Installation: Remove the stock filter by twisting the counterclockwise before installing a new filter. Gimbal Safe: Freewell’s Gimbal Safe technology is designed to create filters for each drone that guarantee no adverse effects on the gimbal, ensuring maximum safety.
