Hasselblad HC 2.8/80 Camera Lens User Manual


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LENSES
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Document ID: 3023080 0412V1
GENERAL LENS DATA:
Focal length 82.3 mm
Aperture range 2.8 - 32
Angle of view diag/hor/vert 46°/38°/29°
Length/diameter 70 mm/84 mm
Weight 475 g
Filter diameter 67 mm
HASSELBLAD
HC 2.8/80
MTF
Modulation Transfer as a func-
tion of image height at innite
focus setting.
Sagittal slit orientation drawn
with continuous line and tan-
gential with dashed. White
light. Spatial frequencies 10,
20 and 40 lp/mm
CLOSE FOCUS RANGE DATA:
Minimum distance object to lm 0.70 m
Maximum image scale 1:6.5
Corresponding area of coverage 36 x 27 cm
Corresponding exposure reduction 0.3 f-stop
f/2.8
f/5.6
LENS DESIGN
6 elements in 6 groups
FOCUS TYPE
Full focusing
ENTRANCE PUPIL POSITION
79 mm in front of the lm plane
(at innite 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.