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图像尺寸、扫描精度与生成文件大小参考表
来源：上海永享标志技术有限公司
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图像
尺寸 |
平方
英寸 |
50
dpi |
75
dpi |
100
dpi |
150
dpi |
200
dpi |
300
dpi |
450
dpi |
600
dpi |
1000
dpi |
1200
dpi |
2000
dpi |
4000
dpi |
|
35mm胶片 |
1.4 |
11K |
23K |
40K |
91K |
160K |
359K |
808K |
1.4 |
3.9 |
5.6 |
15.6 |
62.2 |
|
2.25胶片 |
5.1 |
38K |
84K |
149K |
335K |
594K |
1.3 |
2.9 |
5.2 |
14.5 |
20.9 |
57.9 |
231.7 |
|
3×5 |
15 |
110K |
248K |
440K |
989K |
1.7 |
3.9 |
8.7 |
15.5 |
42.9 |
61.8 |
171.7 |
686.7 |
|
4×5 |
20 |
147K |
330K |
586K |
1.3 |
2.3 |
5.2 |
11.6 |
20.6 |
57.2 |
82.4 |
228.9 |
915.5 |
|
4×6 |
24 |
176K |
396K |
704K |
1.6 |
2.8 |
6.2 |
13.9 |
24.7 |
68.7 |
98.9 |
274.7 |
1098.6 |
|
5×7 |
35 |
257K |
577K |
1.0 |
2.3 |
4.0 |
9.0 |
20.3 |
36.1 |
100.1 |
144.2 |
400.5 |
1602.2 |
|
6×8 |
48 |
352K |
792K |
1.4 |
3.1 |
5.5 |
12.4 |
27.8 |
49.4 |
137.3 |
197.8 |
549.3 |
|
|
7×9 |
63 |
462K |
1.0 |
1.8 |
4.1 |
7.2 |
16.2 |
36.5 |
64.9 |
180.3 |
259.6 |
721.0 |
|
|
8×10 |
80 |
586K |
1.3 |
2.3 |
5.1 |
9.1 |
20.6 |
46.4 |
82.4 |
228.9 |
329.6 |
915.5 |
|
|
8×11 |
88 |
645K |
1.4 |
2.5 |
5.7 |
10.1 |
22.7 |
51.0 |
90.6 |
251.8 |
362.6 |
1001.1 |
|
|
10×10 |
100 |
733K |
1.6 |
2.9 |
6.4 |
11.4 |
25.8 |
57.9 |
103.0 |
286.1 |
412.0 |
1144.4 |
|
|
10×12 |
120 |
879K |
1.9 |
3.4 |
7.7 |
13.7 |
30.9 |
69.5 |
123.6 |
343.3 |
494.4 |
1373.3 |
|
|
10×14 |
140 |
1.0 |
2.3 |
4.0 |
9.0 |
16.0 |
36.1 |
81.1 |
144.2 |
400.5 |
576.9 |
1602.2 |
|
|
10×16 |
160 |
1.1 |
2.6 |
4.6 |
10.3 |
18.3 |
41.2 |
92.7 |
164.8 |
457.8 |
659.2 |
1716.6 |
|
|
12×12 |
144 |
1.0 |
2.3 |
4.1 |
9.3 |
16.5 |
37.1 |
83.4 |
148.3 |
412.0 |
593.3 |
1648.0 |
|
|
12×14 |
168 |
1.2 |
2.7 |
4.8 |
10.8 |
19.2 |
43.3 |
97.3 |
173.0 |
480.7 |
692.1 |
1922.6 |
|
|
12×16 |
192 |
1.4 |
3.1 |
5.5 |
12.4 |
22.0 |
49.5 |
111.2 |
197.8 |
594.3 |
791.0 |
|
|
|
12×20 |
240 |
1.7 |
3.9 |
5.9 |
15.4 |
27.4 |
61.9 |
139.1 |
247.2 |
686.7 |
988.8 |
|
|
|
14×14 |
196 |
1.4 |
3.2 |
5.6 |
12.6 |
22.4 |
50.5 |
113.6 |
201.9 |
560.8 |
807.5 |
|
|
|
14×18 |
252 |
1.8 |
4.1 |
7.2 |
16.2 |
28.8 |
65.0 |
146.0 |
259.6 |
721.0 |
1038.2 |
|
|
|
14×20 |
280 |
2.0 |
4.5 |
8.0 |
18.0 |
32.0 |
82.2 |
162.2 |
288.4 |
801.1 |
1153.6 |
|
|
|
20×20 |
400 |
2.8 |
6.4 |
11.4 |
25.7 |
45.7 |
103.1 |
231.7 |
412.0 |
1144.4 |
1648.0 |
|
|
|
20×24 |
480 |
3.4 |
7.7 |
13.7 |
30.9 |
54.9 |
123.7 |
278.1 |
494.4 |
1373.3 |
1977.5 |
|
|
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20×30 |
600 |
4.3 |
9.7 |
17.2 |
38.6 |
68.6 |
154.7 |
347.6 |
618.0 |
1716.6 |
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|
|
|
24×24 |
576 |
4.1 |
9.3 |
16.5 |
37.1 |
65.9 |
148.5 |
333.7 |
593.3 |
1648.0 |
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|
|
|
24×30 |
720 |
5.2 |
11.6 |
20.6 |
46.3 |
82.3 |
185.6 |
417.1 |
741.6 |
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|
|
|
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24×36 |
864 |
6.2 |
13.9 |
24.7 |
55.6 |
98.8 |
222.7 |
500.6 |
889.9 |
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|
|
|
|
30×30 |
900 |
6.4 |
14.5 |
25.7 |
57.9 |
102.9 |
232.0 |
521.4 |
927.0 |
|
|
|
|
|
30×36 |
1080 |
7.7 |
17.4 |
30.9 |
69.5 |
123.5 |
278.4 |
625.7 |
1112.4 |
|
|
|
|
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36×36 |
1296 |
9.3 |
20.8 |
37.1 |
83.4 |
148.2 |
334.1 |
750.9 |
1334.8 |
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|
|
|
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36×42 |
1512 |
10.8 |
24.3 |
43.2 |
97.3 |
172.9 |
389.8 |
876.0 |
1557.3 |
|
|
|
|
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36×48 |
1728 |
12.4 |
27.8 |
49.4 |
111.2 |
197.6 |
445.5 |
1001.1 |
1779.8 |
|
|
|
|
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48×48 |
2304 |
16.5 |
37.1 |
65.9 |
148.3 |
263.5 |
593.9 |
1334.8 |
|
|
|
|
|
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48×60 |
2880 |
20.6 |
46.3 |
82.3 |
185.4 |
329.4 |
742.4 |
1668.6 |
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|
|
|
|
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48×96 |
4608 |
33.0 |
74.1 |
131.7 |
296.6 |
527.0 |
1187.9 |
1853 |
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|
|
|
|
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60×60 |
3600 |
25.8 |
57.9 |
102.9 |
231.7 |
411.7 |
928.0 |
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|
|
|
|
|
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60×96 |
5760 |
41.2 |
92.7 |
164.7 |
370.7 |
658.7 |
1484.9 |
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|
|
|
|
|
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96×86 |
9216 |
65.9 |
148.3 |
263.5 |
593.2 |
1053.9 |
2375.8 |
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|
|
|
|
|
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96×120 |
11520 |
84.2 |
185.3 |
329.4 |
741.5 |
1317.4 |
2969.7 |
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注：
1.“图像尺寸”一栏中未注明单位的一律为“英寸”；文件尺寸未注明单位的一律为MB（百兆字节）。
2.单位换算：1英寸=2.54厘米,1英寸2=6.45厘米2
3.以上数据仅是试验数据，实际情况会有所不同。
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