B&H has the Bower 24mm f/1.4 lens for Canon, Nikon, Sony, Pentax and Olympus mounts for $499 (reg. $699) through May 31. Check it out here at B&H Photo.
Amazon has a sale on SanDisk SD cards up to 60% off for a limited time. Check them all out here at Amazon.com while the deals last.
Canon USA has the 5D Mark III refurbished for $2,799.21 (compare to $3,499 new). Check it out here at Canon USA.
FYI, these usually sell out pretty quickly when Canon USA posts them.
The Canon USA store has several Canon EOS bodies at 15% and 20% off its regular refurbished discounts. Deals include the 5D Mark II for $1,495 and the Rebel T4i for $512. Check them all out here at Canon USA.
The 15% and 20% off deals end May 25.
Adorama is having a 48-hour sale on the Rokinon 8mm f/3.5 Aspherical Fisheye lens for Canon, Nikon and Sony mounts. Use the coupon code S0511113 to get the lens for $229 with free shipping (reg. $269). Check it out here at Adorama.
This coupon code will expire on May 16.
B&H had the Canon 7D refurbished for only $959 (compare to $1499 new). Check it out here at B&H Photo.