Paper size
B7
- 88 × 125 mm
- ISO B
B7 measures 88 × 125 mm, or 3.46 × 4.92 inches. Its aspect ratio is 1.4205:1, close to √2, the property that makes each ISO size two of the next one down.
Dimensions
Millimetres88 × 125 mm
Centimetres8.8 × 12.5 cm
Inches3.465 × 4.921 in
Points (72 dpi)249.4 × 354.3 ptthe PostScript/PDF unit
Area0.011 m²11,000 mm²
Aspect ratio1.42045:1√2 is 1.41421
At common print resolutions
72 dpi249 × 354screen preview
150 dpi520 × 738draft print
300 dpi1039 × 1476standard print quality
600 dpi2079 × 2953high quality print
The ISO 216 series
SeriesISO B
Halving ruleCut the long side in half to get the next size downthe √2 ratio is what makes this preserve the shape
Sheets of A4 in this sizeNot applicable
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