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orthographic projection icons |
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all dimensions are in millimetres
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Height of numerals and capital letters (and/or
lower case letters) and
diameter of the smaller end of the cone, h
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3.5
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5
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7
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10
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14
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20
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Line width for graphical symbols, d
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0.35
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refer to full standard
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Line width for lettering, d
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Length and diameter of the larger end of the
cone, H
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7
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based on a personal working knowledge of ...
BS EN ISO 5426-2: 1999, now included as part of BS8888
for full detailed information, the standard
should be purchased from
BSI
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