Pentax 21mm F3.2 AL L is an Auto Focus (AF)
Wideangle Prime lens with APS-C / DX max sensor coverage and it is designed to be used with Pentax KAF mount cameras.
Lenses in Pentax KAF Mount with Same Focal and Aperture Range
Lens Mount
Pentax 21mm F3.2 AL L is compatible with cameras that have
Pentax KAF lens mount. Some of the latest released cameras with Pentax KAF lens mount are
Pentax K-3 III,
Pentax KP and
Pentax K-70.
Sensor Coverage
Max sensor coverage of Pentax 21mm F3.2 AL L is
APS-C / DX.
Focal Range
Pentax 21mm F3.2 AL L has a fixed focal lenght of 21mm.
Optical Image Stabilization
Pentax 21mm F3.2 AL L 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 21mm F3.2 AL L is available in Black color.
Maximum Magnification Ratio
Pentax 21mm F3.2 AL L has a Max Magnification Ratio of
0.17x and has a minimum focusing distance of
0.2m.
Aperture
Pentax 21mm F3.2 AL L has a max aperture of F3.2 and a minimum aperture of F22.0.
Optical Formula
Pentax 21mm F3.2 AL L's optical formula consists of 8 elements in 5 groups.
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