Standard Zoom Lens
A standard zoom lens with a 21-51mm focal range (35mm format equivalent).
High Image Quality
The lens construction of 14 elements in 11 groups (including 3 aspherical lenses, 1 ED lens and 1 Super ED lens) delivers images comparable to a prime lens with stunning image quality from the center to the edges of the frame.
Fast, Silent Autofocus
The inner focusing mechanism uses a linear motor for fast, silent autofocusing.
Weather / Dust Resistant and -10deg.C Low-Temperature Operation
The lens features 10 weather resistant seals so you can shoot outdoors in wet, cold or dusty conditions.
Operation
The aperture ring has a C position (Command dial mode). This allows you to control the aperture with the command dial on the camera body. The A (AUTO) and C positions are lockable to prevent incorrect operations.
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