background image

Document ID: 3020074/0610

LENSES

www.hasselblad.com

1/2

CLOSE FOCUS RANGE DATA:

Minimum distance object to film 

1.55 m

Corresponding distance object to front lens 

1.33 m

Maximum image scale 

1: 6.5

Corresponding area of coverage 

36 x 36 cm

Corresponding exposure reduction 

0.6 f-stop

SONNAR
CFE 4/180

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 

94 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.

Reviews: