The Nikon AF-S DX Zoom-NIKKOR 17-55mm f/2.8G IF-ED is a versatile standard zoom lens designed for Nikon F-mount DX-format cameras. Here are its key features and specifications:
Focal Length:
Standard zoom lens covering a wide-angle to portrait-length focal range.
Designed for Nikon F-mount DX-format cameras, providing a 25.5-82.5mm-equivalent focal length range.
Maximum Aperture:
Bright constant f/2.8 maximum aperture for consistent illumination throughout the zoom range.
Enables greater control over depth of field, making it suitable for selective focus techniques.
Optical Design:
Three aspherical elements to reduce spherical aberrations and distortion, ensuring sharp and accurate imagery.
Three extra-low dispersion elements to minimize color fringing and chromatic aberrations, contributing to enhanced clarity and color accuracy.
Coating:
Super Integrated Coating (SIC) applied to lens elements to suppress internal reflections, flare, and ghosting.
Improves contrast and color accuracy, especially in strong lighting conditions.
Autofocus System:
Silent Wave Motor (SWM) for fast, quiet, and precise autofocus performance.
Full-time manual focus override allows for manual adjustments without switching to manual focus mode.
Internal focusing design maintains the overall length of the lens and promotes faster focusing speeds.
Diaphragm:
Rounded nine-blade diaphragm for a pleasing out-of-focus quality, beneficial for shallow depth of field and selective focus techniques.
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