K. Izumi, Matt The bypass mirrors and the irises have been removed from HAM2s 2 and 3. The MC3 AR baffle (I believe its called) has also been put back into position Particel counts: HAM3: In cleanroom 0.3um...10 counts rest..... zero In chamber 0.3um.....30 counts 0.5um..10 counts rest..... zero HAM2: In cleanroom 0.3um....10 counts rest..... zero In Chamber all..... zero