Hasselblad HC 3.5/50 User's Manual
Contents
1. Document ID 3023050 0412V1 HASSELBLAD HC 3 5 50 GENERAL LENS DATA Focal length Aperture range Angle of view diag hor vert Length diameter Weight Filter diameter CLOSE FOCUS RANGE DATA Minimum distance object to film Maximum image scale Corresponding area of coverage Corresponding exposure reduction LENS DESIGN 10 elements in 9 groups FOCUS TYPE Rear focusing ENTRANCE PUPIL POSITION 137 mm in front of the film plane at infinite focus setting 50 3 mm 3 5 32 70 59 46 116 mm 85 mm 975g 77mm 0 6m 1 8 9 50 x 37 cm O f stop 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 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 Ip mm f 3 5 Image height mm LENSES Image height mm 1 2 HA S S ELBLAD www hasselblad com Document ID 3023050 0412V1 LENSES HASSELBLAD HC 3 5 50 RELATIVE ILLUMINATION Infinity setting Relative illumination 0 10 20 30 Image height mm DISTORTION Infinity setting Distortion 0 10 20 30 Image height mm 2 2 HASSELBLAD www hasselblad com
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