格式宽度长度对角线面积焦距系数代表机型中画幅33.044.055.014520.7宾得645D全画幅24.036.043.48641.0全画幅单反Red Epic14.627.731.34041.3Red Epic35电影机13.724.4283341.4Red OneSuper 35mm13.824.628.03391.4佳能C300APS-C15.623.528.33681.5尼康及其他APS-C格式单反APS-C14.922.327.33291.6佳能APS-C格式单反1.5"14.018.723.42621.9佳能G1 X4/313.518.022.42432.04/3及M4/3相机尼康CX8.813.215.81162.7尼康1系列Super 167.412.514.5933.0Super 16胶卷2/3"6.68.811.0584.0富士X1-1/1.7"5.67.49.5424.6佳能G121/1.8"5.37.28.9384.8高端便携相机1/2"4.86.48.0315.4摄像头1/2.5"4.35.87.2256.0低端便携相机1/3"3.64.86.0177.2