<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          MAR-31-1998
<PERIOD-START>                             APR-01-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                           4,414
<SECURITIES>                                     1,059
<RECEIVABLES>                                    2,364
<ALLOWANCES>                                         0
<INVENTORY>                                      1,706
<CURRENT-ASSETS>                                10,321
<PP&E>                                           7,101
<DEPRECIATION>                                   3,998
<TOTAL-ASSETS>                                  13,857
<CURRENT-LIABILITIES>                            9,392
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            15
<OTHER-SE>                                       4,347
<TOTAL-LIABILITY-AND-EQUITY>                    13,857
<SALES>                                          1,764
<TOTAL-REVENUES>                                 2,623
<CGS>                                              643
<TOTAL-COSTS>                                    6,255
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                (39)<F1>
<INCOME-PRETAX>                                (3,671)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (3,671)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (3,671)
<EPS-PRIMARY>                                  $(0.24)
<EPS-DILUTED>                                  $(0.24)
<FN>
<F1>Net of interest income $ 61,000
</FN>