Lenses -> Pentax 16-50mm F2.8 DA* ED Lens
The PENTAX DA * 16-50mm F2.8 ED/AL (IF) wide angle zoom lens is designed for exclusive use with PENTAX digital SLR cameras and delivers the highest level of ultimate optical image quality. With aspherical elements, special optical-glass elements and original lens coatings, this lens is superior in terms of contrast, clarity and edge-to-edge sharpness.
|Specification / Feature||Value||Scores *||Rank **|
|Number of Lens Groups||12|
|Number of Lens Elements||15|
|Optical Zoom ||3.13||10.04||43|
|Max Aperture ||2.8||77.96||17|
|Max Aperture Wide ||2.8||77.96||17|
|Max Aperture Tele ||2.8||49.27||17|
|Focal Length Wide ||16 (or 24 in full frame equiv.)||71.46||23|
|Focal Length Tele ||50 (or 75 in full frame equiv.)||51.44||44|
|Min Aperture ||22|
|Magnification Ratio ||0.21x||3.23||26|
|Min Focus Distance ||0.3m||95.85||23|
|Aperture Blades ||9||25.81||7|
|Autofocus Motor ||SDM|
|Sensor Format ||APS-C|
|1st/3rd Party ||1st party|
|Lens Type ||Standard Zoom|
|Image Stabilisation ||No|
|Video Lens ||No|
|Tilt Shift ||No|
|Weather Resistant ||Yes|
|Filter Thread Size (mm) ||77mm|
|Size (DxL) ||0mm|
|Lens Mount ||Pentax K (DA)|
|UK Price ||£829.00 at Wex Photo Video (affiliate link)||38.04||250|
* - Scores are calculated by comparing numerical specifications with other cameras. The highest ranking camera for a specification acheives a score of 100. The lowest ranking camera is scored as 0 and all the other cameras are scored in between 0 and 100 according to their merit.
** - Rank is calculated by ordering the scores for all cameras in descending order. The best scoring camera for a particular feature / specification will have a rank of 1.
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