Some wavelengths of light cannot penetrate the water body, so shooting videos underwater will cause the problem of bamboo shoots
1. Red: Water depth of 10-20 meters, around noon(Direct sunlight on the water)Red and smoke filters can be used, the main purpose is to restore the red absorbed by water
2. Yellow: tropical waters, Morning, Shallow water, Used in blue water.
3. Purple: landscape, scene
The UV filter is suitable for shooting in the seaside, mountain, snow field and open area, etc. It can reduce the blue tint caused by ultraviolet rays. At the same time, for the camera, it can also eliminate the interference of ultraviolet rays on the CCD, which helps to improve the clarity and color reproduction.
CPL is a common filter, generally used for landscape photography, eliminates unnecessary polarized light, and makes the whole picture clearer and more transparent.
Use
ND mirror