Brief introduction of neodymium filter

When the picture is too bright, you may not be able to shoot with the required slow shutter. In this case, the neutral gray (ND) filter function of digital camera can reduce the luminous flux, avoid overexposure and reflect the photographer's shooting intention.

ND is a density mirror, which can reduce the amount of light entering the lens evenly without changing the original color and contrast of the scene. FC usually chooses ND with corresponding caliber to add in front of the lens. The high-end digital camera is realized by the built-in nd, which is the standard configuration on professional broadcast cameras.