富士NeutralDensity(ND)Filters濃度補(bǔ)正濾色片簡(jiǎn)稱減光片，應(yīng)用于照相時(shí)在沒有辦法或不改變光源強(qiáng)度的情況之下，可以精確的調(diào)整曝光量，使得能夠在想要的光圈與快門速度條件下，拍攝特殊效果的景物。 產(chǎn)品規(guī)格：種類透光率%容許值（A光源）ND-0.179.4577.70~81.20ND-0.263.1060.02~66.00ND-0.350.2047.90~52.50ND-0.439.8538.00~41.70ND-0.531.7029.50~33.90ND-0.625.2023.50~26.90ND-0.720.0018.60~21.40ND-0.815.9014.80~17.00ND-0.912.6011.70~13.50ND-1.010.109.09~11.00ND-1.26.005.40~6.60ND-1.53.002.80~3.50ND-2.00.950.70~1.20A光源/色溫度K=2854；C光源/色溫度K=6740