WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  

<ARTICLE>                   5
       
                                            
<FISCAL-YEAR-END> DEC 31
<PERIOD-START> JAN 01 1995
<PERIOD-END> MAR 31 1995
<PERIOD-TYPE> 3-MOS
<CASH>                                   4,187,291
<SECURITIES>                             5,148,636
<RECEIVABLES>                            5,485,792
<ALLOWANCES>                             (83,283)
<INVENTORY>                              3,906,877
<CURRENT-ASSETS>                         19,595,691
<PP&E>                                   13,359,455
<DEPRECIATION>                           (5,151,191)
<TOTAL-ASSETS>                           28,671,867
<CURRENT-LIABILITIES>                    3,499,999
<BONDS>                                  0
<COMMON>                                 99,193
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<OTHER-SE>                               24,470,308
<TOTAL-LIABILITY-AND-EQUITY>             28,671,867
<SALES>                                  9,754,041
<TOTAL-REVENUES>                         9,754,041
<CGS>                                    5,382,678
<TOTAL-COSTS>                            1,840,215
<OTHER-EXPENSES>                         (161,275)
<LOSS-PROVISION>                         0
<INTEREST-EXPENSE>                       (108,371)
<INCOME-PRETAX>                          2,800,794
<INCOME-TAX>                             980,277
<INCOME-CONTINUING>                      1,820,517
<DISCONTINUED>                           0
<EXTRAORDINARY>                          0
<CHANGES>                                0
<NET-INCOME>                             1,820,517
<EPS-PRIMARY>                            0.18
<EPS-DILUTED>                            0.18