Sahajanand laser technology supplies accupos, cnc stages with controllers, which are available in sizes 450 x 300 mm, 650 x 450 mm and 900 x 600 mm, in positional accuracy 0.02 mm over travel of 300 mm, and repeatability of 0.01 mm over travel of 300 mm. The various features of the ue-cro series mechanical seals include: controller axis x-y; linear and circular interpolation; system resolution - 0.002 mm; home and limit position for each axis; scaling, rotating and mirroring on x and/or y axis; teach in mode; autocad compatible; coreldraw compatible; pc based user friendly software; inch/metric conversion; absolute and incremental mode programming; centre point finding for standard geometric figure; standard g&m code optional, user friendly programming; proprietary command language; and zero effort for setting at any points.