
Appendix
166
4
Magnification Ratio Chart
❖ Metric version (A series)
❖ Metric version (B series)
❖ Inch version (Engineering)
❖ Inch version (Architecture)
Copy size
%A0A1A2A3A4
Original size
A0 100.0 70.7 50.0 35.4 25.0
A1 141.4 100.0 70.7 50.0 35.4
A2 200.0 141.4 100.0 70.7 50.0
A3 282.8 200.0 141.4 100.0 70.7
A4 400.0 282.8 200.0 141.4 100.0
Copy size
% B1 JIS B2 JIS B3 JIS B4 JIS
Original size
B1 JIS 100.0 70.7 50.0 35.4
B2 JIS 141.4 100.0 70.7 50.0
B3 JIS 200.0 141.4 100.0 70.7
B4 JIS 282.8 200.0 141.4 100.0
Copy size
%E D C B A
Original size
E 100.0 64.7 50.0 32.4 25.0
D 129.4 100.0 64.7 50.0 32.4
C 200.0 129.4 100.0 64.7 50.0
B 258.8 200.0 129.4 100.0 64.7
A 400.0 258.8 200.0 129.4 100.0
Copy size
%E D C B A
Original size
E 100.0 66.7 50.0 33.3 25.0
D 133.3 100.0 66.7 50.0 33.3
C 200.0 133.3 100.0 66.7 50.0
B 266.7 200.0 133.3 100.0 66.7
A 400.0 266.7 200.0 133.3 100.0
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