 "Sony - 16-50mm f/3.5-5.6 Retractable Zoom Lens for Most NEX E-Mount Cameras Black"@en-US
"This compact, lightweight Sony SELP1650 16-50mm zoom lens features a retractable mechanism that is ideal for on-the-go photography. The electrically driven POWER ZOOM mechanism extends the lens when the camera is powered on for immediate shooting."@en-US 
 "Sigma 8-16mm F4.5-5.6 DC HSM Ultra-Wide Zoom Lens f/Sony/Minolta Digital SLR"@en SLR - Fumfie.com"@en