LENSES
HASSELBLAD
HC 2.8/80
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 |
CLOSE FOCUS RANGE DATA: |
|
Minimum distance object to film | 0.70 m |
Maximum image scale | 1:6.5 |
Corresponding area of coverage | 36 x 27 cm |
Corresponding exposure reduction | 0.3 |
LENS DESIGN
6 elements in 6 groups
FOCUS TYPE
Full focusing
ENTRANCE PUPIL POSITION
79 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.
ID: 3023080 0412V1
MTF
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
f/2.8 |
f/5.6 |
Document
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