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Hasselblad HCD 4,8/24 User manual

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Specication subject to change without notice. www.hasselblad.com
1
DATASHEET
HCD 4,8/24
GENERAL LENS DATA
Focal length 24,3 mm
Equivalent 35mm focal length
1
16,4 mm
Aperture range 4,8 - 32
Angle of view diag/hor/vert 53,4 x 40 format 108°/96°/79°
Angle of view diag/hor/vert 44 x 33 format 97°/84°/68°
Length/diameter 99 mm/100 mm
Weight 810 g
Filter diameter 95 mm
1
Horizontal coverage between 53,4 x 40 and 36 x 24 compared
CLOSE FOCUS RANGE DATA
Minimum distance object to lm 0.38 m
Maximum image scale 1:9.7
Corresponding area of coverage 52 × 39 cm
Corresponding exposure reduction 0 f-stop
LENS DESIGN
14 elements in 11 groups
FOCUS TYPE
Rear focusing
ENTRANCE PUPIL POSITION
136 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.
COMPATIBILITY
• The HCD 4,8/24 lens is designed for digital use and does not fully cover
the lm format (41.5x56 mm).
• The HCD 4,8/24 lens is not compatible with the Converter 1.7x.
The HCD 24mm lens is an ultra-wide angle lens with an advanced
optical design for outstanding performance with extreme
corner to corner sharpness. This compact lens is perfect for
shooting in conned spaces and is a perfect companion to the
HTS 1.5x Tilt/Shift Adapter providing a 37mm (equivalent to a
27 mm focal length in 35 mm format terms) wide angle tilt and
shift lens.
Specication subject to change without notice. www.hasselblad.com
2
DATASHEET
HCD 4,8/24
RELATIVE ILLUMINATION
Innity setting
When images are imported to Phocus, light
fall-off is automatically removed.
DISTORTION
Innity setting
When images are imported to Phocus, distortion is
automatically removed.
MTF
Modulation Transfer as a
function of image height at
innite focus setting.
Sagittal slit orientation drawn
with continuous line and
tangential with dashed. White
light. Spatial frequencies 10,
20 and 40 lp/mm
200903 - HCD 24 - V8 EN
1
0
-2
-4
Distortion [%]
0 10 20 30
Image height [mm]
1.0
0.2
f/8
f/4,8
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/4,8 f/8
Image height [mm]
MTF [%]
100
80
60
40
20
0
0 10 20 30
Image height [mm]
MTF [%]
/