Cylinder Machines- Swirls on Lenses once surfaced.

Verify the correct Lap tool and Pads were used. 

Check Cylinder machine Pins (equal distance in pin posts, not rounded out(Changed once per month))

Verify correct Timing for Fine Cycle and Polish Cycle (90 Sec, 240 Sec)

Make sure Polish is not watered down (May drain it to the existing bottle, shake for 3 minutes, then refill). 

Verify Air Pressure (18 PSI Fining, 22-24 PSI Polishing)