LENSES
HASSELBLAD
HC 3.5/50
GENERAL LENS DATA:
Focal length
50.3 mm
Aperture range
Angle of view diag/hor/vert
Length/diameter
Weight
3.5 - 32
70°/59°/46°
116 mm/85 mm
975 g
Filter diameter
77 mm
CLOSE FOCUS RANGE DATA:
Minimum distance object to film
Maximum image scale
0.6 m
1:8.9
Corresponding area of coverage
Corresponding exposure reduction
50 x 37 cm
0 f-stop
LENS DESIGN
10 elements in 9 groups
FOCUS TYPE
Rear focusing
ENTRANCE PUPIL POSITION
137 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
combining individual images of a scene.
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
1/2
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