<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM UNAUDITED
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AS OF AND FOR THE THREE MONTHS ENDED
MARCH 31, 1996 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FORM 10-Q
FOR THE QUARTER ENDED MARCH 31, 1996.
</LEGEND>
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               MAR-31-1996
<EXCHANGE-RATE>                                      1
<CASH>                                         453,199
<SECURITIES>                                 6,277,035
<RECEIVABLES>                                3,742,085
<ALLOWANCES>                                   158,261
<INVENTORY>                                  3,700,940
<CURRENT-ASSETS>                            15,856,240
<PP&E>                                      10,680,275
<DEPRECIATION>                               5,944,263
<TOTAL-ASSETS>                              26,392,545
<CURRENT-LIABILITIES>                        2,223,627
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        77,343
<OTHER-SE>                                  24,091,575
<TOTAL-LIABILITY-AND-EQUITY>                26,392,545
<SALES>                                      5,306,880
<TOTAL-REVENUES>                             5,306,880
<CGS>                                        2,464,355
<TOTAL-COSTS>                                2,464,355
<OTHER-EXPENSES>                             2,858,324
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                110,255
<INCOME-TAX>                                    42,167
<INCOME-CONTINUING>                             68,088
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    68,088
<EPS-PRIMARY>                                     0.01
<EPS-DILUTED>                                     0.01