<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM BALANCE
SHEET & STATEMENT OF OPERATIONS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-1996
<PERIOD-START>                             OCT-01-1995
<PERIOD-END>                               MAR-31-1996
<CASH>                                           1,059
<SECURITIES>                                     6,447
<RECEIVABLES>                                      667
<ALLOWANCES>                                         0
<INVENTORY>                                      3,445
<CURRENT-ASSETS>                                11,918
<PP&E>                                          10,252
<DEPRECIATION>                                   8,189
<TOTAL-ASSETS>                                  15,703
<CURRENT-LIABILITIES>                            8,020
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        78,427
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                    15,703
<SALES>                                            221
<TOTAL-REVENUES>                                   535
<CGS>                                              601
<TOTAL-COSTS>                                      633
<OTHER-EXPENSES>                                 6,113
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  10
<INCOME-PRETAX>                                (6,221)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (6,221)
<EPS-PRIMARY>                                     0.16
<EPS-DILUTED>                                        0