Lightweight jQuery Magnifying Glass Zoom Plugin - Retina Zoomer

Retina Zoomer is a tiny jQuery image zoom plugin which applies a magnifying glass effect to your image when mouse hovers over.

How to use it:

1. Create the basic html structure.

<div class="mobile-container">
  <div class="mobile-page">
    <div class="page-inner">
      <div class="retina-zoomer"></div>
    </div>
  </div>
</div>

2. The primary CSS styles for the Retina Zoomer plugin and add your custom image as a background to the zoom area.

.mobile-container {
  margin: 0 auto;
  display: block;
  width: 750px;
  height: 400px;
  margin-top: 250px;
  background-image: url(../images/mobile.png);
  position: relative;
}

.mobile-container .mobile-page {
  width: 499px;
  height: 283px;
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -141px 0 0 -249px;
  cursor: url('../images/blank_google_chrome.cur'), default;
  background-image: url(../images/webpage.png);
  background-size: contain;
  overflow: hidden;
}

.mobile-container .mobile-page .page-inner {
  position: relative;
  display: block;
  float: left;
  width: 100%;
  height: 283px;
}

.mobile-container .mobile-page .page-inner .retina-zoomer {
  position: absolute;
  background-color: red;
  width: 150px;
  height: 150px;
  display: none;
  border: 2px solid #fff;
  -moz-box-shadow: 0 0 5px #777, 0 0 10px #aaa inset;
  -webkit-box-shadow: 0 0 5px #777;
  box-shadow: 0 0 5px #777, 0 0 10px #aaa inset;
  -moz-border-radius: 90px;
  -webkit-border-radius: 90px;
  border-radius: 90px;
  background-image: url(../images/webpage.png);
  background-size: initial;
  background-repeat: no-repeat;
}

3. Load jQuery library and the jQuery Retina Zoomer plugin at the end of the html page.

<script src="jquery.min.js"></script>
<script src="retina.js"></script>

4. Call the function on the top container.

$('.mobile-container').retina();

5. Change the default zoom level.

$('.mobile-container').retina({
  zoomValue: 400
});

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This awesome jQuery plugin is developed by sahansira. For more Advanced Usages, please check the demo page or visit the official website.