Xenar 4.5/180mm

 

OPTO-MECHANICAL DATA

(with lens focused at infinity)

Lens elements, Groups

4, 3

Shutter Size

ll 6/2+3

Flange Focal Distance

174mm

Filter Mounting Thread

M 49 X 0.75

Weight (with shutter)

410g

Overall Length

44mm

 

IMAGE DATA

(with lens focused at infinity)

Recommended Format (negative) Size

100 X 150 mm

Image Circle Diameter at f/16

217mm

Angle of View at f/16

62 degrees

Lens Displacement at f/16 (vertical/horizontal)

 _

90 X 120 mm ; 83.5 X 114 mm

50.6/43.2mm

4 X 5" ; 94.4 X 120.3 mm

43.1/37.5mm

 

OPTICAL DATA

(with lens focused at infinity)

Effective Focal Length (F')

181mm

Back Focal Length (S'F')

159mm

Principal Point Separation (HH')

1.8mm