- Aperture Range: f/2.8 to f/22
- Designed for Cameras with APS-C Sensors
- Internal Focusing AF Motor
- One-Touch Focus Clutch Mechanism
- Two Aspheric Lens Elements. Two Super-Low Dispersion Lens Elements
This compact ultra wide-angle zoom has a bright constant F/2.8 aperture make viewing and auto focus possible in lower light situations but still maintaining a reasonable size and weight.
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