Retina display

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Retina display refers to a high resolution digital display.

Contents

[edit] Overview

Apple quote: Text in books, web pages, and email is crisp at any size. Images in movies and photos are stunning at almost any angle. That’s because the Retina display’s pixel density is so high, your eye is unable to distinguish individual pixels.

[edit] Calculating

The calculation is related to pixel density, ppi and distance from the eye to the screen. See Angular size calculator to calculate this number.

AngleCalc.gif

To understand if the answer is truly a retina display you need to understand visual acuity. However there is no question that Apple retina display are high resolution.

See also The reference pixel on W3C site

[edit] Legality

The term "Retina" when applied to computer display is a registered trademark of Apple. Apple has standardize its iPads at 265 ppi.

[edit] Is it needed?

Users will differ on whether it is useful, important, or perhaps absolutely necessary. Some claim that they get headaches on any other type of display while others say they can't tell much difference in actual use.

[edit] Devices

See the iPad 3, iPad Air, iPad mini, iPhone, iPhone 5, and iPhone 6 for devices offering a Retina display.

[edit] For more information

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