This superb standard zoom lens for your α (alpha) DSLR camera has asmooth and silent AF operation with built-in Smooth Autofocus Motor (SAM)to handle the full range of your most common shots. In 35mm equivalent,it covers wide-angle 27mm to 82.5mm midrange for snapshots, portraits,interiors and more. An excellent all-around lens. Please note: DT lenses arenot recommended for use with the DSLR-A900.ALC-F55A LCL-90AM LCS-WR1AM/B VF-55MPAMALC-F55G LCS-LC1AM/B LCS-WR1AM/T VF-55NDAMALC-SH108 LCS-LC1AM/T LCS-WR1AM/WLA-EA1 LCS-LC1AM/W VF-55CPAMSpecifications© 2011 Sony Electronics Inc. All rights reserved. Reproduction in whole or in partwithout written permission is prohibited. Sony, α and HDNA, are trademarks of Sony. Allother trademarks are trademarks of their respective owners. Non-metric weights andmeasurements are approximate and may vary. /Updated: July 24, 2012Optics/LensAperture (Max.) f/3.5 - 5.6Aperture (Min.) f/22 - 36Focal Length (35mm equivalent) APS-C 35mm eqv. 27mm to 82.5mmFilter Diameter 55mmLens Groups-Elements 8 elements, 7 groupsMinimum Focus Distance 0.82ft (0.25m)Aperture Blade 7 blades (Circular aperture)Aspheric Elements 2Lens Weight 7.4 oz (210g)Focus ControlFocus System Front focus SAM (Smooth AF motor)Dimensions (Approx.)Dimensions (Approx.) 2-3/4" x 2-3/4" (69.5α69mm)Weights and MeasurementsWeight (Approx.) 7.4 oz (210g)SAL1855/BQ SLR LENS (DT 18-55mm F3.5-5.6SAM)