Hasselblad HC 4.5/300 User's Manual
Contents
1. 1 2 www hasselblad com2. Document ID 2006 08 29 LENSES HASSELBLAD HC 4 5 300 GENERAL LENS DATA Focal length 292 0 mm Aperture range 4 5 45 Angle of view diag hor vert 13 11 8 Length diameter 198 mm 100 mm w tripod mount 198 mm 139 mm Weight 2120 g Filter diameter 95 mm CLOSE FOCUS RANGE DATA Minimum distance object to film 2 45 m Maximum image scale 1 7 5 Corresponding area of coverage 41 x 31 cm Corresponding exposure reduction 0 f stop COMPATIBILITY When the HC300 is used together with the H1 7X converter the autofocus function of the camera is disabled LENS DESIGN 9 elements in 7 groups FOCUS TYPE Internal focusing ENTRANCE PUPIL POSITION 13 mm in front of the film plane l 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 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 MTF MTF Image height mm Image height mm 1 2 www hasselblad com Document ID 2006 08 29 LENSES HASSELBLAD HC 4 5 300 RELATIVE ILLUMINATION Infinity setting c 2 E g oO Image height mm DISTORTION Infinity setting 9 5 2 E 2 2 A 0 10 20 30 Image height mm
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