PA-Curtagon 4/35mm

 

OPTO-MECHANICAL DATA

(with lens focused at infinity)

Lens Elements, Groups

7, 6

Filter Mounting Thread

M 49 X 0.75

Max. f/#

22

Push-On Filter Size

51mm

Max. Outer Diameter

64mm

Weight

220g

Overall Length

50mm

 

IMAGE DATA

(with lens focused at infinity)

Recommended Format (negative) Size

24 X 36 mm

 

OPTICAL DATA

(with lens focused at infinity)

Effective Focal Length (F')

35.1mm

Back Focal Length (S'F')

45.6mm

Principal Point Separation (HH')

21.6mm

Shortest Image Distance (S'O')

0.3m