Auto Lens Groover Specification 1..Manual adjustable,precise controlling 2.Suitable for plastic and glass lenses 3.Adjustable groove position(front-central-rear) 4.Accurate on all edges 5.Adjustable groove depth:from 0 to 0.7MM 6.Goove width:0.6MM 7.Lens diameter:from 18 to 70MM 8.Power:95W