Pentax SMC DA* Series 16-50mm f/2.8 ED AL IF SDM Wide Angle Zoom Lens for Pentax Digital SLR Cameras Reviews
Pentax SMC DA* Series 16-50mm f/2.8 ED AL IF SDM Wide Angle Zoom Lens for Pentax Digital SLR Cameras Feature
- High performance, wide angle zoom lens
- SDM system creates smoother, quieter auto focus
- Weather resistant and dust resistant body
- Quick-shift Focus System for instant switching from auto focus to manual
- Pentax SP coating protects the exposed lens elements
Specifications
- Focal length: 16-50mm
- Maximum aperture: f/2.8
- Minimum aperture: f/22
- Lens construction: 15 elements in 12 groups
- Angle of view: 83 to 31.5 degrees (when used with Pentax digital SLR camera body)
- Number of diaphragm blades: 9
- Metering system: TTL open-aperture metering
- Minimum focusing distance: 0.3 meters
- Maximum magnification: 0.21x
- Filter size: 77mm
- Corresponding AF mounts: Pentax KAF2
- Dimensions: 3.3 inches in diameter and 3.9 inches long
- Weight: 19.9 ounces (without hood)
- Warranty: 1 year
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Mar 24, 2011 12:54:04
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