Amazon.com : Samyang 10mm F2.8 ED AS NCS CS Ultra Wide Angle Lens for Nikon Digital SLR Cameras with AE Chip for Auto Metering (SY10MAF-N) , Black : Electronics
Amazon.com : Rokinon 10mm F2.8 ED AS NCS CS Ultra Wide Angle Lens for Nikon Digital SLR Cameras with AE Chip for Auto Metering (10MAF-N) with Deluxe Accessory Bundle and Xpix Cleaning