Near field

Near field may refer to:

• Near-field (mathematics), an algebraic structure
• Near-field region, part of an electromagnetic field
• Near field (electromagnetism)
  • Magnetoquasistatic field, the magnetic component of the electromagnetic near field
  • Near-field communication (NFC) using the magnetic component of the electromagnetic near field (magnetoquasistatic field)

See also

• Near-field magnetic induction communication, a technique for deliberately limited-range communication between devices
  • Near-field communication (NFC), a set of application protocols based on this
• Near-field optics
• Near-field scanning optical microscope