Hasselblad HC 3,5/50 II User manual
- Category
- Camera lenses
- Type
- User manual
Specication subject to change without notice. www.hasselblad.com
1
DATASHEET
HCD 3,5/50-II
GENERAL LENS DATA
Focal length 50,7mm
Equivalent 35mm focal length
1
34,2 mm
Aperture range 3,5 - 32
Angle of view diag/hor/vert 53,4 x 40 format 67°/56°/44°
Angle of view diag/hor/vert 44 x 33 format 57°/47°/36°
Length/diameter 116 mm/85 mm
Weight 975 g
Filter diameter 77 mm
1
Horizontal coverage between 53,4 x 40 and 36 x 24 compared
CLOSE FOCUS RANGE DATA
Minimum distance object to lm 0.60 m
Maximum image scale 1:8,8
Corresponding area of coverage 47 × 35 cm
Corresponding exposure reduction 0 f-stop
LENS DESIGN
11 elements in 7 groups
FOCUS TYPE
Rear focusing
ENTRANCE PUPIL POSITION
134 mm in front of the lm plane
(at innite 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.
An all-round, versatile lens, incorporating a moderate wide-
angle effect, and featuring advanced optical design with rear
focus mechanism. Corner-to-corner illumination is very even
at all aperture settings, and distortion and stray light are
extremely well controlled.
Specication subject to change without notice. www.hasselblad.com
2
DATASHEET
HCD 3,5/50-II
RELATIVE ILLUMINATION
Innity setting
When images are imported to Phocus, light
fall-off is automatically removed.
DISTORTION
Innity setting
When images are imported to Phocus, distortion is
automatically removed.
MTF
Modulation Transfer as a
function of image height at
innite focus setting.
Sagittal slit orientation drawn
with continuous line and
tangential with dashed. White
light. Spatial frequencies 10,
20 and 40 lp/mm
200903 - HC 50-II - V8 EN
1
0
-1
-2
Distortion [%]
0 10 20 30
Image height [mm]
1.0
0.2
f/8
f/3,5
0.4
0.6
0.8
0
0 10 20 30
Image height [mm]
Relative Illumination
100
80
60
40
20
0
0 10 20 30
f/3,5 f/8
Image height [mm]
MTF [%]
100
80
60
40
20
0
0 10 20 30
Image height [mm]
MTF [%]
-
1
-
2
Hasselblad HC 3,5/50 II User manual
- Category
- Camera lenses
- Type
- User manual
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