This project was a part of front lamp made for our automotive customer,come from the CNC Machining Acrylic workpiece and polished with sandpaper range from 240# to 400# to 600# to 800# to 1000# to 1200# to 1500#,you can hardly found any scratches on the surface which makes it crystal clear(100% clear) and beautiful. Although it need quite a lot of handwork but worthwhile. Leadtime 8 days.