Answers.Body: <p>Technically it isn't a screensaver since the images are static (unless of course the device cycles through images at regular intervals). Either way, e-ink doesn't suffer from burn-in, so it really isn't necessary.</p>
  
  <p>What a screensaver (we'll call it that) does do is show that the device is sleeping, so it will not respond to commands (either via touchscreen or buttons, depending on the device).</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2017-01-24T21:40:36.143Z
Answers.LastActivityDate: 2017-01-24T21:40:36.143Z
Answers.UserDisplayName: Jason Down
Answers.Body: <p>As you said, e-ink displays work differently from computer screens, this is not necessary and I think that the only reason to have a screensaver is for aesthetic purposes.<br>
  I have a Kobo ereader and when it is sleeping or powered-off it displays the cover of the ebook that I'm currently reading, I think that this is made to mimic the look of an actual paper book.</p>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2017-01-26T10:36:33.510Z
Answers.LastActivityDate: 2017-01-26T10:36:33.510Z
Answers.UserDisplayName: Sekhemty
Body: <p>I have a Hanvon ereader with a first generation Vizplex E-ink display. The device comes with a screensaver, which just loads some pictures after some time. Does this serve a purpose, such as to prevent burn-in, similar to the purpose of screensavers on CRT computer screens?</p>
  
Tags: <ebook-readers><e-ink><screensaver>
Title: Does a screensaver serve any purpose on eink displays?
UserDisplayName: Village
ThreadText: # Does a screensaver serve any purpose on eink displays?
  
  (Asked by: username_0 on 2017-01-24)
  
  I have a Hanvon ereader with a first generation Vizplex E-ink display. The device comes with a screensaver, which just loads some pictures after some time. Does this serve a purpose, such as to prevent burn-in, similar to the purpose of screensavers on CRT computer screens?
  
  **Tags:** ebook-readers, e-ink, screensaver
  
  
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  ## 2 answers
  
  ### Answer by username_1 on 2017-01-24. Score: 4
  
  Technically it isn't a screensaver since the images are static (unless of course the device cycles through images at regular intervals). Either way, e-ink doesn't suffer from burn-in, so it really isn't necessary.
  
  What a screensaver (we'll call it that) does do is show that the device is sleeping, so it will not respond to commands (either via touchscreen or buttons, depending on the device).
  
  
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  ### Answer by username_2 on 2017-01-26. Score: 1
  
  As you said, e-ink displays work differently from computer screens, this is not necessary and I think that the only reason to have a screensaver is for aesthetic purposes.  
  I have a Kobo ereader and when it is sleeping or powered-off it displays the cover of the ebook that I'm currently reading, I think that this is made to mimic the look of an actual paper book.
  
  
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