Search query: aspherical lens canon

Product: Canon Cameras US 6310B002 EF 40mm f/2.8 STM Lens - Fixed Black 40mm focal length, Lens not zoom able, 64mm equivalent focal length on Canon APS-C Cameras
Minimum focus distance at 0.30m/11.81 inch, F2.8 maximum aperture, F22 minimum
Stepper type AF motor with full time manual focusing
52mm Filters, Lens Construction: 15 Elements in 12 Groups
Focal Length and Maximum Aperture: 100mm 1:2.8 Canon Black

Product: Canon TS-E 17mm f/4L UD Aspherical Ultra Wide Tilt-Shift Lens for Canon Digital SLR Cameras Tilt and shift lens compatible with all Canon EOS cameras; ultra wide 17mm focal length
High-precision lens elements for low distortion and high resolution; +/- 6.5 degrees Tilt and +/-12mm Shift
Aspherical and UD lens elements minimize chromatic aberration
Circular aperture for creative, blurred highlights
Floating internal focus mechanism delivers high-image quality throughout focus range Canon Black

Product: Canon EF-S 17-55mm f/2.8 IS USM Lens for Canon DSLR Cameras, Lens Only 17-55mm wide-angle zoom lens with f/2.8 maximum aperture for Canon DSLR cameras
AD and aspherical elements deliver impressive image quality through entire zoom range, Closest focusing distance : 1.15 feet
Image Stabilizer lens groups shift to compensate for image shake even in dim lighting
Large circular aperture produces shallow depth of field; ring-type ultra-sonic monitor (USM)
Measures 3.3 inches in diameter and 4.4 inches long; weighs 22.8 ounces; 1-year warranty Canon Black

Product: Canon EF 17-40mm f/4L USM Ultra Wide Angle Zoom Lens for SLR Cameras 17 40 millimeter ultra wide angle zoom lens with f/4 maximum aperture for Canon SLR Cameras. Diagonal angle of view 104° 57° 30'
3 aspherical lens elements and super UD glass element create superior optics in all conditions, Closest focusing distance: 0.9 feet
Powerful ring type ultrasonic monitor (USM) produces fast and silent autofocusing, Focuses as close as 11 inches, supports screw in 77 millimeter filters or up to 3 gel filters. Rounded seven-blade diaphragm contributes to a pleasing out of focus quality that benefits the use of shallow depth of field and selective focus techniques
Suitable for Wedding/Nature Photography, Weather resistant construction, Water and Dust Resistant, measures 3.3 inches in diameter, 1 year warranty
Purchase this product between May 1, 2016 and July 30, 2016 and get 13 months of free damage protection from Canon. The product must be registered within 30 days of the purchase date to be eligible Canon Black