1. Made of quality material, durable to use 2. Choose professional lens and excellent lens grinding process to make the image clearer 3. Prevents the harmful effects of UV rays and eliminates smog, correcting the chromatic aberration in the landscape photo 4. Purple filter: Use in about 5-25 meters of water can effectively reduce the color deviation of green plants 5. Red filter: The absorption of blue light can produce a romantic sky effect or daytime moonlight like effect, and has the function of absorbing ultraviolet rays. Shooting generally needs to increase exposure level three, the specific needs of shooting requirements and 6. Yellow filter: Night swimming diving video, yellow filter is necessary, adjust the excellent searchlight region color effect
