Manual de instrucciones de Hasselblad XPan 4/90

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LENSES
XPan
HASSELBLAD 4/90
CLOSE FOCUS RANGE DATA:
Minimum distance object to film 1.0 m
Corresponding distance object to front lens 0.9 m
Maximum image scale 1: 9
Corresponding area of coverage 22 x 58 cm
Corresponding exposure reduction 0.3 f-stop
ENTRANCE PUPIL POSITION
58 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 com-
bining individual images of a scene.
MTF
f/4 f/8

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LENSES LENSES XPan HASSELBLAD 4/90 DEPTH-OF-FIELD DATA Given distances are calculated for a blur circle diameter of 33 microns and do not include the effect of lens aberra- tions. Depth-of-field in meters f/4 f/8 f/16 f/22 ∞ 60 - ∞ 30 - ∞ 15 - ∞ 11 - ∞ 10 m 8.5 - 12 7.5 - 15 6 - 30 5 - 100 5 m 4.65 - 5.4 4.3 - 5.9 3.8 - 7.5 3.5 - 9 3 m 2.87 - 3.15 2.75 - 3.3 2.55 - 3.7 2.4 - 4 2 m 1.95 - 2.06 1.9 - 2.12 1.8 - 2.25 1.75 - 2.4