MICRO MASK INC <NMS.O> 2ND QTR MAR 31 OPER LOSS Oper shr loss 20 cts vs loss 63 cts Oper net loss 439,000 vs loss 1,347,000 Sales 6,303,000 vs 5,062,000 Six mths Oper shr loss 43 cts vs loss 1.02 dlrs Oper net loss 934,000 vs loss 2,333,000 Sales 12.1 mln vs 9,878,000 Note: oper data does not include 1986 losses from discontinued operations of 60,000 dlrs, or three cts per shr, in qtr and 151,000 dlrs, or seven cts per shr, in six mths.