Hasselblad Digital Camera - Page 256

Figure 14-5 Zoom lens quality. MTF diagrams for the HC 3.5–4.5/50–110 mm zoom lens set at
50 mm (top), at 80 mm (center), and at 110 mm (bottom) all with the aperture wide open and
closed down to f/8.
100
80
60
MTF (%)
40
20
0
01020
Image height (mm)
f/3.5
30
100
80
60
MTF (%)
40
20
0
01020
Image height (mm)
f/4.5
30
100
80
60
MTF (%)
40
20
0
01020
Image height (mm)
f/4.5
30
100
80
60
40
20
0
01020
Image height (mm)
f/8
30
100
80
60
40
20
0
01020
Image height (mm)
f/8
30
100
80
60
40
20
0
01020
Image height (mm)
f/8
30
HC50–110 @ 50
HC50–110 @ 80
HC50–110 @ 110