<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          MAR-31-1995
<PERIOD-END>                               SEP-30-1995
<CASH>                                           2,565
<SECURITIES>                                    19,261
<RECEIVABLES>                                    4,643
<ALLOWANCES>                                       866
<INVENTORY>                                      5,408
<CURRENT-ASSETS>                                32,233<F1>
<PP&E>                                          10,054<F2>
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                  42,287
<CURRENT-LIABILITIES>                           11,680
<BONDS>                                              0
<COMMON>                                        54,987
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                    (32,854)
<TOTAL-LIABILITY-AND-EQUITY>                    42,287
<SALES>                                          9,322
<TOTAL-REVENUES>                                 9,629<F3>
<CGS>                                            5,314
<TOTAL-COSTS>                                    5,314
<OTHER-EXPENSES>                                 3,524<F4>
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                (45)
<INCOME-PRETAX>                                    836
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                836
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       836
<EPS-PRIMARY>                                      .08
<EPS-DILUTED>                                      .08
<FN>
<F1>Includes Refundable income taxes and other assets - 442.
<F2>Includes Property, plant & equipment, net - 8,337; Restricted cash - 1,068; and
Other long term assets - 649.
<F3>Includes Technology related sales - 307.
<F4>Includes Research and Development - 795; Selling, marketing, and administrative
expense - 2,729.
</FN>