<ARTICLE> 5
<LEGEND>
THE CONDENSED BALANCE SHEET AS OF SEPTEMBER 30, 1996 AND THE RELATED STATEMENTS
OF OPERAIONS AND OF CASH FLOWS FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1996
INCLUDED IN THIS FORM 10-QSB.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                           1,889
<SECURITIES>                                     3,940
<RECEIVABLES>                                    2,110
<ALLOWANCES>                                        47
<INVENTORY>                                      5,097
<CURRENT-ASSETS>                                13,756
<PP&E>                                           4,478
<DEPRECIATION>                                   3,776
<TOTAL-ASSETS>                                  16,116
<CURRENT-LIABILITIES>                            2,786
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        29,725
<OTHER-SE>                                    (16,395)
<TOTAL-LIABILITY-AND-EQUITY>                    16,116
<SALES>                                         14,598
<TOTAL-REVENUES>                                15,037
<CGS>                                            7,620
<TOTAL-COSTS>                                    7,620
<OTHER-EXPENSES>                                 5,690
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  1,727
<INCOME-TAX>                                       113
<INCOME-CONTINUING>                              2,773
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,773
<EPS-PRIMARY>                                      .46
<EPS-DILUTED>                                      .46