 "Canon EF wide-angle lens - 20 mm" " Canon mm 2509A003 Camera & Camcorder Lenses CDW.com
"This ultra-wide-angle lens is ideal for serious applications. It is easy to hold and carry at 14.3 oz. (405g). It features floating rear focusing system. Sharp images are obtained at all subject distances." 
 "Canon EF 70-300mm f/4-5.6 L IS USM Zoom Lens"@en
"Canon EF 70-300mm f/4-5.6 L IS USM Zoom Lens"@en 
 Lens Mount: Canon EOS Focal Length: 70-300mm Maximum Aperture: f/4-5.6 Minimum Aperture: f/32-45 Diagonal Angle of View: 34° - 8° 15' Maximum Magnification: 0.21x Minimum Focus Distance: 3.9 ft. (1.2m) Lens Construction: 19 elements / 14 groups (2UD ultra-low dispersion glass elements) Diaphragm Blades: 8 (circular aperture) Focus Type: Auto/ Manual Filter Size: 67mm Dimensions (Diam. x Length): 3.5 x 5.6 in. (89 x 143mm) Weight: 2.31 lbs. (1050g)