Pentax 16-50mm F2.8 ED PLM AW is an Auto Focus (AF)
Standard Zoom lens with APS-C / DX max sensor coverage and it is designed to be used with Pentax KAF4 mount cameras.
Lenses in Pentax KAF4 Mount with Same Focal and Aperture Range
Lens Mount
Pentax 16-50mm F2.8 ED PLM AW is compatible with cameras that have
Pentax KAF4 lens mount. Some of the latest released cameras with Pentax KAF4 lens mount are
Pentax K-3 III,
Pentax KP and
Pentax K-70.
Sensor Coverage
Max sensor coverage of Pentax 16-50mm F2.8 ED PLM AW is
APS-C / DX.
Focal Range
Pentax 16-50mm F2.8 ED PLM AW has a focal range of 16-50mm and 3.1X zoom ratio.
Optical Image Stabilization
Pentax 16-50mm F2.8 ED PLM AW doesn't have an optical image stabilization system so the only option to stabilize the image taken with this lens is to mount on a camera body with IBIS (sensor based In-body image stabilization).
Body Colour
Pentax 16-50mm F2.8 ED PLM AW is available in Black color.
Zoom Method
Pentax 16-50mm F2.8 ED PLM AW features
Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Maximum Magnification Ratio
Pentax 16-50mm F2.8 ED PLM AW has a Max Magnification Ratio of
0.24x and has a minimum focusing distance of
0.3m.
Aperture
Pentax 16-50mm F2.8 ED PLM AW is a fixed aperture lens with a constant max aperture of f2.8 from 16mm all the way to the 50mm .
Optical Formula
Pentax 16-50mm F2.8 ED PLM AW's optical formula consists of 16 elements in 10 groups. Following special elements are used in this design:
- ED
- anomalous glass
- aspherical elements
- HD coating