Tele-Arton 5.5/240mm

 

OPTO-MECHANICAL DATA

(with lens focused at infinity)

Lens elements, Groups

5, 4

Shutter Size

II 5/2+3 or *I+1

Flange Focal Distance

158mm or *146mm

Filter Mounting Thread

M 49 X 0.75

Weight (with shutter)

800g or *370g

Overall Length

103mm

 

IMAGE DATA

(with lens focused at infinity)

Recommended Format (negative) Size

90 X 120 mm or *65 X 90 mm

Image Circle Diameter at f/16

152mm or *130mm

Angle of View at f/16

35 or *30 degrees

Lens Displacement at f/16 (vertical/horizontal)

 _

56 X 72 mm ; 56 X 72 mm

26.1/22.6mm

65 X 90 mm ; 58.2 X 81 mm

21.7/17.6mm

*90 X 120 mm ; 83.5 X 114 mm

*9.3/7.1mm

 

OPTICAL DATA

(with lens focused at infinity)

Effective Focal Length (F')

241mm

Back Focal Length (S'F')

99.3mm

Principal Point Separation (HH')

49.2mm