For DJI Osmo Action 5 Pro 4 3 Housing Diving Color Lens Filter 1. Made of high-quality PC material, durable to use. 2. Features professional lens design and precision lens grinding process for clearer image quality. 3. Reduces the effects of UV rays and minimizes haze, helping correct chromatic aberration in landscape photography. 4. High transparency and excellent color reproduction for vibrant photos. Waterproof and scratch-resistant, providing effective lens protection. 5. Capture high-quality footage with the appropriate color lens filter for different underwater conditions: - Purple filter: Corrects color when shooting in green seawater at depths of 5 to 25 meters. Ideal for freshwater lakes, reservoirs, or saltwater areas affected by green algae. - Red filter: Suitable for use at depths of 10–20 meters around midday with direct sunlight on the water surface. Helps reduce red light absorption, minimize blue cast, restore color balance, and prevent images from appearing too blue or too green. - Pink filter: Filters blue light, enhances contrast, restores natural colors in blue water, and produces warm, accurate color tones. Use red filters in bluish environments, purple filters in greenish environments, and pink filters to restore natural warmth in blue water conditions.