TECH SPECS

See specs and compare all our digital lenses

With the Phase One 645DF camera system you get the best of both worlds - shutter speeds up to 1/4000s with the focal plane shutter and the ability to synchronize with flash as fast as 1/1600s with the Schneider-Kreuznach leaf shutter lenses.

Phase One 28 mm Digital AF f/4.5 Aspherical

AF 28 mm f/4.5 A

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Phase One 35 mm Digital AF f/3.5

AF 35 mm f/3.5

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Phase One 45 mm Digital AF f/2.8

AF 45 mm f/2.8

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Optical Construction

14 elements, 10 groups
9 elements /7 groups
9 elements / 7 groups

Angle of View

102°
90°
74°

Aperture Range

f/4.5 – f/32
f/3.5 – f/22
f2.8 – f/22

Diaphragm

Automatic
Automatic
Automatic

Focusing System

Auto Focus / Manual
Auto Focus / Manual
Auto Focus / Manual

Minimum Focusing Distance

35 cm / 1.15 ft.
1.15 ft. / 0.35 m
45 cm / 1.4 ft.

Maximum Magnification Ratio

0.15 x
0.16 x
0.13 x

Area Covered

372 x 276 mm
359 x 266 mm
418 x 310 / 16.4 x 12.2"

Equivalent 35mm Focal Length

17mm
22 mm
29mm

Filter

Sheet filter on the rear mount
77mm
67mm

Lens Hood

Built‐in
Bayonet
Bayonet

Dimension

136 x 90mm / 5.35 x 3. 54"
62mm x 84mm / 2.4 x 3.3"
49.5 x 77mm / 1.9 x 3"

Weight

886g / 31.01 oz. 1.9 lbs.
480g
492 g. / 17.35 oz. / 1.1 lbs.
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