Aperture: T2.6

Close Focus: 2ft - 0.6m

Image Coverage: S35+ : 31.4mm

Weight: 4.2lbs - 1.92kg

Length: 186mm

Front Diameter: 114mm

PL Mount 

• Optimo 15-40mm T2.6 - compact, lightweight, and has performance that is equal most
  prime lenses. Sharp, high contrast, with smooth, beautiful bokeh. Excellent close-focus, zero
  focus breathing, no ramping, and has little to no aberrations