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<div class="trails" role="navigation"><div class="trail">
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<span style="color: #333">Ubuntu 21.10</span> » <a class="trail" href="index.html.it" title="Guida Ubuntu Desktop"><span class="media"><span class="media media-image"><img src="figures/ubuntu-logo.png" height="16" width="16" class="media media-inline" alt="Help"></span></span> Ubuntu Desktop Guide</a> » <a class="trail" href="a11y.html.it" title="Accessibility">Accessibility</a> › <a class="trail" href="a11y.html.it#vision" title="Difficoltà visive">Difficoltà visive</a> » </div></div>
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<div id="cwt-content" class="clearfix content-area"><div id="page">
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<div class="hgroup pagewide"><h1 class="title"><span class="title">Magnify a screen area</span></h1></div>
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<div class="contents pagewide">
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<p class="p">Ingrandire lo schermo è diverso dall'incrementare la <span class="link"><a href="a11y-font-size.html.it" title="Modificare la dimensione del testo">dimensione del testo</a></span>. Questa funzione opera come se fosse presente una lente di ingrandimento, consentendo di spostarsi zoomando su specifiche parti dello schermo.</p>
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<div class="steps"><div class="inner"><div class="region"><ol class="steps">
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<li class="steps"><p class="p">Open the <span class="gui"><a href="shell-introduction.html.it#activities" title="Activities overview">Activities</a></span> overview and
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start typing <span class="gui">Accessibility</span>.</p></li>
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<li class="steps"><p class="p">Click on <span class="gui">Accessibility</span> to open the panel.</p></li>
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<li class="steps"><p class="p">Press on <span class="gui">Zoom</span> in the <span class="gui">Seeing</span> section.</p></li>
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<li class="steps"><p class="p">Switch the <span class="gui">Zoom</span> switch in the top-right corner of the
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<span class="gui">Zoom Options</span> window to on.</p></li>
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</ol></div></div></div>
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<p class="p">You can now move around the screen area. By moving your mouse to the edges
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of the screen, you will move the magnified area in different directions,
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allowing you to view your area of choice.</p>
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<div class="note note-tip" title="Suggerimento">
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<svg width="24" height="24" version="1.1">
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<path class="yelp-svg-fill" d="m12 2c-3.8541 0-7 3.1459-7 7 0 1.823 0.4945 3.139 1.1641 4.133 0.6695 0.994 1.4328 1.671 2.039 2.471 0.0882 0.116 0.1749 0.656 0.2071 1.32 0.016 0.332 0.0133 0.68 0.1894 1.119 0.0881 0.22 0.2439 0.478 0.5059 0.672 0.2619 0.194 0.6028 0.285 0.8945 0.285h4c0.583 0 1.204-0.478 1.402-0.908 0.199-0.43 0.217-0.793 0.244-1.137 0.056-0.688 0.138-1.319 0.211-1.441 0.549-0.916 1.304-2.009 1.94-3.114 0.636-1.104 1.203-2.199 1.203-3.4 0-3.8541-3.146-7-7-7zm0 2c2.773 0 5 2.2267 5 5 0 0.456-0.359 1.401-0.936 2.402-0.111 0.195-0.246 0.399-0.369 0.598h-7.8825c-0.4871-0.728-0.8125-1.519-0.8125-3 0-2.7733 2.2267-5 5-5z" style="block-progression:tb;color-rendering:auto;color:#000000;image-rendering:auto;isolation:auto;mix-blend-mode:normal;shape-rendering:auto;solid-color:#000000;text-decoration-color:#000000;text-decoration-line:none;text-decoration-style:solid;text-indent:0;text-transform:none;white-space:normal"></path>
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<path class="yelp-svg-fill" d="m9 20a0.5 0.5 0 0 0-0.5 0.5 0.5 0.5 0 0 0 0.5 0.5h6a0.5 0.5 0 0 0 0.5-0.5 0.5 0.5 0 0 0-0.5-0.5h-6zm0 2a0.5 0.5 0 0 0-0.5 0.5 0.5 0.5 0 0 0 0.5 0.5h6a0.5 0.5 0 0 0 0.5-0.5 0.5 0.5 0 0 0-0.5-0.5h-6z"></path>
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</svg><div class="inner"><div class="region"><div class="contents"><p class="p">È possibile attivare e disattivare velocemente l'ingrandimento facendo clic sulla <span class="link"><a href="a11y-icon.html.it" title="Find the accessibility menu">icona accesso universale</a></span> nella barra superiore e selezionando <span class="gui">Ingrandimento</span>.</p></div></div></div>
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<p class="p">You can change the magnification factor, the mouse tracking, and the
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position of the magnified view on the screen. Adjust these in the
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<span class="gui">Magnifier</span> tab of the <span class="gui">Zoom Options</span> window.</p>
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<p class="p">You can activate crosshairs to help you find the mouse or touchpad
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pointer. Switch them on and adjust their length, color, and thickness in the
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<span class="gui">Crosshairs</span> tab of the <span class="gui">Zoom</span> settings window.</p>
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<p class="p">You can switch to inverse video or <span class="gui">White on black</span>, and adjust
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brightness, contrast and greyscale options for the magnifier. The combination
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of these options is useful for people with low-vision, any degree of
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photophobia, or just for using the computer under adverse lighting
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conditions. Select the <span class="gui">Color Effects</span> tab in the <span class="gui">Zoom</span>
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settings window to enable and change these options.</p>
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<div class="title"><h2><span class="title">Ulteriori informazioni</span></h2></div>
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<div class="region"><ul><li class="links "><a href="a11y.html.it#vision" title="Difficoltà visive">Difficoltà visive</a></li></ul></div>
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<p>The material in this document is available under a free license, see <a href="../../legal.html">Legal</a> for details.<br>
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For information on contributing see the <a href="https://wiki.ubuntu.com/DocumentationTeam">Ubuntu Documentation Team wiki page</a>.
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To report errors in this documentation, <a href="https://bugs.launchpad.net/ubuntu/+source/ubuntu-docs">file a bug</a>.</p>
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