HD PENTAX-DA 645 28-45 mm F4.5 ED AW SR
Jest to ultraszerokokątny obiektyw zmiennoogniskowy zaprojektowany specjalnie do użytku cyfrowego i wyposażony w najlepszą technologię obiektywów PENTAX.Providing focal lengths from 22mm to 35.5mm in the 35mm format, this is exclusively designed for digital imaging. Its image circle is optimized for an image sensor of the new PENTAX 645Z medium-format digital SLR camera,
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and a number of PENTAX-developed technologies including advanced lens coatings are incorporated, to deliver super-high-resolution images made possible only by medium-format digital SLR cameras.
Specyfikacja produktu
HD PENTAX-DA 645 28-45 mm F4.5 ED AW SR
26390
Type
Wide Zoom
Focal length (Equivalent to 35mm format)
Maximum aperture
F4.5
Minimum aperture
F32
Angle of View
89° -63°
Lens construction
17 elements / 12 groups
No. of diaphragm blades
9
Closest focusing distance
0.4m
Maximum reproduction ratio
0.21x
Filter size
82mm
Diameter x length
99 x 151.5 mm
Weight
1,470g
