<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          MAR-31-1999
<PERIOD-START>                             APR-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                           1,212
<SECURITIES>                                    17,339
<RECEIVABLES>                                    2,051
<ALLOWANCES>                                        32
<INVENTORY>                                      1,531
<CURRENT-ASSETS>                                22,953
<PP&E>                                           7,645
<DEPRECIATION>                                   4,383
<TOTAL-ASSETS>                                  26,613
<CURRENT-LIABILITIES>                            8,052
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          1
<COMMON>                                            15
<OTHER-SE>                                      17,197
<TOTAL-LIABILITY-AND-EQUITY>                    26,613
<SALES>                                          1,256
<TOTAL-REVENUES>                                 3,687
<CGS>                                              301
<TOTAL-COSTS>                                    6,742
<OTHER-EXPENSES>                                 (150)<F1>
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                      0
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (2,905)
<EPS-PRIMARY>                                   (0.22)
<EPS-DILUTED>                                   (0.22)
<FN>
<F1>REPRESENTS INTEREST INCOME, NET OF INTEREST EXPENSE.
</FN>