还在为天空与地面的光比过大而发愁吗?使用中灰渐变镜就能解决这个问题。中灰渐变镜(ND镜)一般用于拍摄风光,它的上半部分为灰色,可以减弱光线,下半部分是透明的,主要作用是平衡天空与地面的曝光。这种滤镜大多为长方形,需要在镜头上安装套座,这样有利 Are you still worried about the sky and the ground light than too large? The use of gray gradient mirror will be able to solve this problem. Medium gray gradient mirror (ND mirror) is generally used for shooting scenery, its upper part is gray, can reduce the light, the lower part is transparent, the main role is to balance the exposure of the sky and the ground. This filter is mostly rectangular, need to install the lens holder, so beneficial