Focal Distance:

18mm

Optical Structure:

14Groups 17 Elements

Minimum Focus Distance:

0.45m (17.77”)

Maximum Macro Magnification:

1:14.37

Weight (KG):

2.81

Weight (LBS):

6.19

Focal Distance:

50mm

Optical Structure:

10 Groups 13 Elements

Minimum Focus Distance:

0.48m (19”)

Maximum Macro Magnification:

1: 7.01

Weight (KG):

2.24

Weight (LBS):

4.94

Focal Distance:

85mm

Optical Structure:

13 Groups 14 Elements

Minimum Focus Distance:

0.95m (37.5”)

Maximum Macro Magnification:

1: 9.92

Weight (KG):

2.29

Weight (LBS):

5.05