Newly be equipped wheel and automatically computerizes the transformation of the water spring. To be combined with advantages of all previous styles and obtains special and original design. Four choices of two side board colors. Base on LE-400, LE-420 has added bevel polishing function.
Specifications: Diameter of processed lenses Min: 22mm; Max: 100mm Range of adjustable measurement -6.0mm~+6.0mm (scale: 0.05mm) Dimension of figure 510(L)× 490(W)× 400(H)mm Weight 50KG ELectrical source AC 220V± 10%, 50Hz Power 500W