LENSES
HASSELBLAD
HC 4/210
GENERAL LENS DATA:
Focal length
211.1 mm
4 - 45
Aperture range
Angle of view diag/hor/vert
Length/diameter
Weight
19°/15°/11°
165 mm/85 mm
1320 g
Filter diameter
77 mm
CLOSE FOCUS RANGE DATA:
Minimum distance object to film
Maximum image scale
1.8 m
1:7.0
Corresponding area of coverage
Corresponding exposure reduction
39 x 29 cm
0 f-stop
LENS DESIGN
10 elements in 6 groups
FOCUS TYPE
Internal focusing
ENTRANCE PUPIL POSITION
70 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
f/4
f/8
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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