a line stage micrometer CML0.01(0.01mm/scale)
a cross not with scale micrometer CM
a cross horizontal with scale micrometer CM0.1X(0.1mm/scale) or CM0.05X(0.05mm/scale)
a cross vertical and horizontal with scale micrometer CM0.1XY(0.1mm/scale) or CM0.05XY(0.05mm/scale)
a gridding board CMS0.2(0.2mm/scale) or CMS0.5(0.5mm/scale)