Crown

Paper size

381 x 508 mm

International paper size: A

International paper size: B

International paper size: C

North American paper sizes

Japanese paper sizes

Inch based paper sizes

Metric

  • Kilometre (km)
    3.81×10⁻⁴ x 5.08×10⁻⁴
  • Metre (m)
    0.38 x 0.51
  • Decimetre (dm)
    3.81 x 5.08
  • Centimetre (cm)
    38.1 x 50.8
  • Millimetre (mm)
    381 x 508
  • Micrometre (µm)
    381,000 x 508,000
  • Nanometre (nm)
    381,000,000 x 508,000,000
  • Angstrom (Å)
    3.81×10⁹ x 5.08×10⁹

British/American

  • League
    7.89×10⁻⁵ x 1.05×10⁻⁴
  • Mile (mi)
    2.37×10⁻⁴ x 3.16×10⁻⁴
  • Furlong
    1.89×10⁻³ x 2.53×10⁻³
  • Chain
    0.02 x 0.03
  • Rod (rd)
    0.08 x 0.1
  • Yard (yd)
    0.42 x 0.56
  • Foot (ft)
    1.25 x 1.67
  • Link
    1.89 x 2.53
  • Hand
    3.75 x 5
  • Inch (in)
    15 x 20
  • Line
    150 x 200
  • Mil (mil)
    15,000 x 20,000
  • Thou (thou)
    15,000 x 20,000

Nautical

  • Nautical mile
    2.06×10⁻⁴ x 2.74×10⁻⁴
  • Fathom
    0.21 x 0.28

Astronomical

  • Parsec (pc)
    1.23×10⁻¹⁷ x 1.65×10⁻¹⁷
  • Light year
    4.03×10⁻¹⁷ x 5.37×10⁻¹⁷
  • Astronomical unit (AE)
    2.55×10⁻¹² x 3.4×10⁻¹²
  • Light minute
    2.12×10⁻¹¹ x 2.82×10⁻¹¹
  • Light second
    1.27×10⁻⁹ x 1.69×10⁻⁹