&lt;h4&gt;Sony VPLL-Z4019 Lens   &lt;/h4&gt;&lt;p&gt;SONY Standard Focus Zoom Lens for VPL-FH500L/VPL-FHZ700L/VPL-FX500L&lt;br /&gt;&lt;br /&gt;Throw ratio&lt;br /&gt;2.67:1 to 3.42:1 (XGA model)&lt;br /&gt;2.62:1 to 3.36:1 (WUXGA model)&lt;br /&gt;&lt;br /&gt;No Adaptor needed for Installation&lt;br /&gt;&lt;/p&gt;