Hi,

here some technical specifications:

Angle of view: 84 (100 at max. shift)
Maximum shift: 10 mm
Image circle: 57,2 mm diameter
Optical construction: 12 elements in 10 groups, multi-coated
Diaphgram operation: Preset
Minimum focus: 0,35 mm
F/stop range: 3,5-22
Maximum field size: 24x36 cm
Focusing: Rotation cam (Inner focus)
Weight: 510 g
Length: 75 mm
Filter: Built-in (Neutral, Y48, O56, R60)

I hope this helps you a little bit.