English to Italian Tech/Engineering Patents Optics

Not sure the term "powered" refers to mechanical (motor) or optical feature.
The powered lens group 18 may include a plurality of powered lens elements.
The material may be oriented orthogonal to the powered dimension.
The variable astigmatizer may utilize weak counter-rotating cylinders that balance out the axial focus position of the powered and non-powered axes when effectuating focus.


Thanks fot help