Variogon 2.8/45-100mm

 

OPTO-MECHANICAL DATA

(with lens focused at infinity)

Lens Elements, Groups

14, 11

Filter Mounting Thread

M 67 X 0.75

Max. f/#

22

Push-On Filter Size

70mm

Max. Outer Diameter

72mm

Weight

720g

Overall Length

105mm

 

IMAGE DATA

(with lens focused at infinity)

Recommended Format (negative) Size

24 X 36mm

 

OPTICAL DATA

(with lens focused at infinity)

Effective Focal Length (F')

47.7mm to 97mm

Back Focal Length (S'F')

49.1

Principal Point Separation (HH')

_

Shortest Image Distance (S'O')

1.2m