Pentax smc DA 16-45mm F4 ED AL

Announced Dec 9, 2003 •
Zoom lens | Pentax 645AF2
Principal specifications
Lens type Zoom lens
Max Format size APS-C / DX
Focal length 16–45 mm
Image stabilisation No
Lens mount Pentax 645AF2
Aperture
Maximum aperture F4.0
Minimum aperture F22.0
Aperture ring No
Number of diaphragm blades 6
Optics
Elements 13
Groups 10
Special elements / coatings 1 ED glass element 2 aspherical elements
Focus
Minimum focus 0.28 m (11.02)
Maximum magnification 0.25×
Autofocus Yes
Motor type Screw drive from camera
Full time manual Yes
Focus method Extending front
Distance scale Yes
DoF scale Yes
Physical
Weight 356 g (0.78 lb)
Diameter 72 mm (2.83)
Length 92 mm (3.62)
Colour Black
Zoom method Rotary (extending)
Filter thread 67 mm
Hood supplied Yes
Hood product code PH-RBL Petal type
Tripod collar No
Other
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