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      <title>Depth of Field</title>
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      <div class="title_topic3" id="xps10_pagetitle">Depth of Field</div>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('visualizing_a_part/vie_vis_create_camera_ov.html');return(false);">Overview</a></p>
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('visualizing_a_part/vie_vis_create_camera_list_p.html');return(false);">How To</a></p>
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               <p class="para_td"><a class="links" href="javascript:void(0)" onclick="top.openFile('visualizing_a_part/vie_vis_camera_op.html');return(false);">Options</a> 
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               <p class="para_td"> <a class="links" href="javascript:void(0)" onclick="top.openFile('visualizing_a_part/vie_vis_create_camera_list_r.html');return(false);">Related Topics</a></p>
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      </table><br><p class="para_topic">When activated, the Depth of Field option simulates the effect of depth created by a camera lens. A focal distance is set, and the further from this focal distance the object is, the more blurred it becomes.  </p>
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                  <p class="para_note_body">In order for this effect to work, the camera of the view must have a type of <a class="links" href="javascript:void(0)" onclick="top.openFile('visualizing_a_part/vie_vis_camera_projection_r.html');return(false);">Perspective</a>.  
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      <p class="para_topic">The Depth of Field effect is controlled by the following parameters: </p>
      <div class="title_division">Lens Size</div>
      <p class="para_division">The Lens Size option determines the length of the lens. Some typical lengths were chosen for the lens that include: </p>
      <p class="para_division">28mm - very wide angle </p>
      <p class="para_division">35mm </p>
      <p class="para_division">50mm - typical camera lens</p>
      <p class="para_division">70mm </p>
      <p class="para_division">105mm </p>
      <p class="para_division">135mm - portrait lens </p>
      <p class="para_division">210mm </p>
      <p class="para_division">300mm - a long telephoto lens </p>
      <div class="title_division">Aperture</div>
      <p class="para_division">The Aperture option controls the f-stop of the lens. Some typical camera f-stops were chosen. The image will be more in focus with higher f-stop numbers. The following f-stops are available:  </p>
      <p class="para_division">f2.8 </p>
      <p class="para_division">f5.6 </p>
      <p class="para_division">f8 </p>
      <p class="para_division">f11 </p>
      <p class="para_division">f16 </p>
      <p class="para_division">f22 </p>
      <div class="title_division">Focal Distance</div>
      <p class="para_division">The Focal Distance option sets the distance from the lens to the focal point where items will be in focus. </p>
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