Best Buy: PolarPro Circular Polarizer and Neutral Density Lens Filters for Yuneec Typhoon 4K and H (3-Count) P9001
Yuneec Grey UV Filter Cgo3 YUNCGO3112 for sale online | eBay
Neewer 4 Pieces Filter Kit for Yuneec Typhoon Q500 4K CGO3 Camera Typhoon H Camera Includes: ND4 ND8 UV and CPL Filt… | Glass and aluminium, Yuneec, Aluminium alloy