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Redirected from: Retina HD

Definition: Retina Display

The LCD screen display technology from Apple, introduced with the iPhone 4 in 2010. Retina Displays have high pixel densities (see table below), and the combination of density and in-plane switching (IPS) produces a quality display. Apple claims it is impossible to perceive the individual pixels on a Retina Display screen. See IPS panel.


  Introduced With       PPI

  iPhone 4 and 5        326

  iPhone 6              326  Retina HD
  iPhone 6 Plus         401  Retina HD

  iPod touch (4th gen)  326
  iPod touch (5th gen)  326

  iPad mini (2nd gen)   326
  New iPad (3rd gen)    264

  13" MacBook Pro       227
  15" MacBook Pro       220