Canon EF 35mm f/1.4L USM Lenses

This new Canon lens is a large-diameters wide-angle lens with f/1.4 capability that optimizes brightness. Minimum focusing distance of 30cm, and a maximum magnification of 0.18x A wide manual focusing ring offers easy focusing, with full-time manual focusing also available Ring USM plus rear-focusing design for silent, high-speed AF The optical system uses entirely environment-friendly lead-free glass   First class wide-angle lens The Canon EF 35mm f/1.4L USM is a large-diameter wide-angle lens with f/1.4 capability that optimises brightness. It is the successor to the EF 24mm f/1.4 USM and further complements the Canon L-series of wide-angle lenses. The optical system includes a polished aspherical lens along with a floating element, providing high image quality with outstanding correction for both wide f/1.4 aperture and aberration effects and outstanding definition over the entire image area. In addition, the lens's ring USM and silent AF operation make it an outstanding L-series lens for both professional and advanced amateur users. Image size:   24x36mm Macro feature:   None Lens mount type:   Canon EF mount Focal length, aperture ratio:   35mm, 1:1.4 Minimum focusing distance:   0.3m Manual focusing:   Set focus mode switch, operate manual focusing ring (full-time mechanical manual focusing system) Dimensions and weight:   79mm diameter x 86mm, 580g (prototype weight) Magnification:   0.18x Angle of view at infinity:     Diagonal (43.2mm) - 63ø   Vertical (24mm) - 38ø   Horizontal (36mm) - 54ø Field:   206x136mm Coating:   Super spectra coating Filter size:   72mm diameter, P=0.75mm. Single filter capacity Lens configuration:   11 elements in 9 groups (1 polished aspherical surface for G9R2) Aperture blades:   8 Aperture control:   Pulse control with EMD (enabled simultaneously with AF drive) Aperture value/indicator:   Open: f/1.4 (indicator on lens barrel), Minimum: f/22 (same for lenses featuring 1/3-stop increments Rotation angle, lens extension:   67ø, group 2 extension 5.05mm, group 3 extension 6.4mm Drive system:   Ring USM drive Drive noise:   40dB or less (based on Canon's Standard Test Method) Drive speed:   H and L: 0.5 seconds (lens drive speed from infinity to minimum focusing distance, lens-only drive speed) Depth of field markings:   Provided Signal transmission:     EOS signal transmission, including 5 types of information (including absolute distance information)   1 - Lens mode   2 - Lens type   3 - Metering information   4 - Focal length   5 - AF drive information Focusing range:   0.3m to infinity Infrared index:   Provided Focusing extension mechanism:   Rear-focusing method, with focusing cam operating the floating elements, groups 2 and 3   All data based on Canon's Standard Test Method:   Subject to change without notice: