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Document ID: 3020062/06

10

LENSES

www.hasselblad.com

1/2

CLOSE FOCUS RANGE DATA:

Minimum distance object to film 

1.40 m

Corresponding distance object to front lens 

1.22 m

Maximum image scale 

1: 7.1

Corresponding area of coverage 

39 x 39 cm

Corresponding exposure reduction 

0.5 f-stop

SONNAR
CFi 4/150

100

80

60

40

20

0

0

10

20

30

40

Image height (mm)

f/4

MTF (%)

100

80

60

40

20

0

0

10

20

30

40

Image height (mm)

f/8

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 

100 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.

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