 "Canon lens - 50mm" " Canon 50mm 2515A003 Camera & Camcorder Lenses CDW.com
"Canon offers this standard lens featuring superb quality and portability. Two high-refraction lens elements and new Gaussian optics eliminate astigmatism and suppress astigmatic difference. Crisp images with little flare are obtained even at the maximum aperture." 
 " Canon EF 85mm f/1.8 USM Medium Telephoto Lens for SLR Cameras "@en, "Canon Cameras"@en Prices - CNET"@en