... ,lineariy measuringsystem.It can be used to assess the parameters for surface roughness andprimary profile of parts with shapes such as plane ... ,4,5; Filter type:ISO,phase corrected,un-filtered,Gaussian; Surface roughness parametersRa,Rc,Rp,Rv,Rz,Rq,Rsm,Rt,Rsk ... spherical tip 2μm radius; Vertical column adjustment for traverse unit:ballscrew system for motor drive,auto electrical positioning of pick-up ...