Eyepieces: WF10X/WF20X

Objective lens: 2X

With WF10X eyepieces:Total magnification 20X= (Eyepieces 10X) x(Objective lens 2X)

With WF20X eyepieces:Total magnification 40X= (Eyepieces 20X) x(Objective lens 2X)

Top Light:LED Illumination

Interpupillary distance: 55-75mm

Net Weight:about 500g

Batteries:2 AA Batteries (Not Included)