Hasselblad CFE 2.8/80 Camera Lens User Manual


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Document ID: 3020034/0610
CLOSE FOCUS RANGE DATA:
Minimum distance object to film 0.90 m
Corresponding distance object to front lens 0.77 m
Maximum image scale 1: 9.1
Corresponding area of coverage 50 x 50 cm
Corresponding exposure reduction 0.3 f-stop
PLANAR
CFE 2.8/80
100
80
60
40
20
0
0 10 20 30 4
0
Image height (mm)
f/2,8
MTF (%)
100
80
60
40
20
0
0 10 20 30 4
0
Image height (mm)
f/5,6
MTF (%)
MTF
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
light. Spatial frequencies 10,
20 and 40 lp/mm
ENTRANCE PUPIL POSITION
89 mm in front of the film plane.
(at infinite focus setting):
The entrance pupil position is the correct position of the
axis of rotation when making a panorama image by com-
bining individual images of a scene.