Videos

Diamond turning of free-form surface in Teflon, a cubic phase plate for THz experiment. P-V of surface is over 16mm.

Diamond turning of diffraction limited Fresnel lens design in PMMA. Back surface is spherical, Fresnel back cuts are ~3mm deep.

Pass-off test #1 of Zeeko IRP600X. Part is flat, raster pattern polish mode.

Pass-off test #2 of Zeeko IRP600X. Part is concave sphere, spiral pattern polish mode