<ARTICLE>                     5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
consolidated   balance   sheet,   consolidated   statement  of  operations   and
consolidated statement of cash flows included in the Company's Form 10-Q for the
period  ending March 31, 1996,  and is qualified in its entirety by reference to
such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                              DEC-31-1996
<PERIOD-START>                                 JAN-01-1996
<PERIOD-END>                                   MAR-31-1996
<CASH>                                          9,000,161
<SECURITIES>                                   29,947,568
<RECEIVABLES>                                   7,354,434
<ALLOWANCES>                                      879,223
<INVENTORY>                                     4,493,023
<CURRENT-ASSETS>                               33,297,749
<PP&E>                                          6,820,923
<DEPRECIATION>                                  5,102,152
<TOTAL-ASSETS>                                 54,907,664
<CURRENT-LIABILITIES>                           6,802,442
<BONDS>                                                 0
<COMMON>                                       29,337,528
<PREFERRED-MANDATORY>                                   0
<PREFERRED>                                             0
<OTHER-SE>                                     18,767,694
<TOTAL-LIABILITY-AND-EQUITY>                   54,907,664
<SALES>                                        10,202,583
<TOTAL-REVENUES>                               10,202,583
<CGS>                                          4,366,014
<TOTAL-COSTS>                                  9,999,480
<OTHER-EXPENSES>                                (632,841)
<LOSS-PROVISION>                                       0
<INTEREST-EXPENSE>                                     0
<INCOME-PRETAX>                                  835,944
<INCOME-TAX>                                     280,042
<INCOME-CONTINUING>                              555,902
<DISCONTINUED>                                         0
<EXTRAORDINARY>                                        0
<CHANGES>                                              0
<NET-INCOME>                                     555,902
<EPS-PRIMARY>                                        .06
<EPS-DILUTED>                                        .06