XPan HASSELBLAD 4/45 CLOSE FOCUS RANGE DATA: Minimum distance object to film
0.70 m
Corresponding distance object to front lens
0.62 m
Maximum image scale
1: 13
Corresponding area of coverage
31 x 84 cm
Corresponding exposure reduction
0.2 f-stop
FRONT NODAL POINT POSITION (P distance at infinite focus setting):
55 mm
The front nodal position is the correct position of the axis of rotation when making a panorama image by combining individual images of a scene.
MTF
f/4
tion of image height at infinite
Sagittal slit orientation drawn with continuous line and tangential with dashed. White light. Spatial frequencies 10, 20 and 40 lp/mm
MTF (%)
focus setting.
f/8
100
100
80
80
60
60
MTF (%)
Modulation Transfer as a func-
40 20 0
40 20
0
10
20
Image height (mm)
30
0
0
10
20
30
Image height (mm)
1/2
www.hasselblad.com
LENSES XPan HASSELBLAD 4/45 Depth-of-field data Given distances are calculated for a blur circle diameter of 33 microns and do not include the effect of lens aberrations.
Depth-of-field in meters f/4
f/8
f/16
f/22
∞
15 - ∞
8-∞
4-∞
3-∞
10 m
6 - 30
4-∞
3-∞
2.3 - ∞
5m
3.8 - 7.5
3 - 14
2.2 - ∞
1.9 - ∞
3m
2.5 - 3.7
2.2 - 4.8
1.7 - 12
1.5 - ∞
2m
1.8 - 2.25
1.6 - 2.6
1.4 - 4
1.2 - 6
1.5 m
1.38 - 1.65
1.3 - 1.8
1.1 - 2.3
1-3
1.2 m
1.13 - 1.29
1.05 - 1.4
0.95 - 1.65
0.9 - 1.9
1m
0.95 - 1.06
0.91 - 1.12
0.83 - 1.30
0.8 - 1.4
0.8 m
0.77 - 0.835
0.74 - 0.87
0.69 - 0.95
0.65 - 1.05
0.7 m
0.678 - 0.725
0.66 - 0.75
0.62 - 0.8
0.59 - 0.85
To convert meters into feet, multiply by 3.281. To convert meters into inches, multiply by 39.37
LENSES www.hasselblad.com. 2/2. To convert meters into feet, multiply by 3.281. To convert meters into inches, multiply by 39.37. Depth-of-field in meters f/5.6.
Modulation Transfer as a func- tion of image height at infinite focus setting. Sagittal slit orientation drawn with continuous line and tan- gential with dashed. White.
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