 "Canon EF 100mm f/2.8 Macro USM Lens"@en "Camera Lenses :: Canon Lens - Onestop Digital"@en
"Medium telephoto lens with a macro feature for 1x magnification. Fluctuations in spherical aberrations caused by focusing are suppressed  and high-quality images are obtained at all focusing distances. With eight aperture blades  good background blur is obtained even when the aperture is decreased by one or two stops. A focusing limiter which limits the magnification to 0.25x is built-in.  "@en 
 "Canon EF zoom lens - 24 mm 70 mm" " Canon 5175B002 Camera & Camcorder Lenses CDW.com
"The EF 24-70 mm f/2.8L II USM delivers superb image quality throughout its zoom range, thanks to aspherical lens elements and ultra-low dispersion (UD) and super UD glass. Redesigned optics ensures sharpness is maximized across the frame.The EF 24-70 mm f/2.8L II USM is robust enough for daily professional use. Weather sealing protects against dust and moisture, while a fluorine-coated front and rear elements are easy to clean." 