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

  

<ARTICLE>  5
<MULTIPLIER>  1
       
                          
<PERIOD-TYPE>                6-MOS
<FISCAL-YEAR-END>                      DEC-31-1995
<PERIOD-END>                           JUN-30-1996
<CASH>                                   2,444,900
<SECURITIES>                                     0
<RECEIVABLES>                            5,856,000
[ALLOWANCE]                                      0
<INVENTORY>                              9,703,100
<CURRENT-ASSETS>                        19,647,100
<PP&E>                                  10,799,700
<DEPRECIATION>                           8,019,200
<TOTAL-ASSETS>                          23,074,400
<CURRENT-LIABILITIES>                    1,405,500
<BONDS>                                          0
<COMMON>                                17,008,900
<PREFERRED-MANDATORY>                            0
<PREFERRED>                                      0
<OTHER-SE>                                       0
<TOTAL-LIABILITY-AND-EQUITY>            23,074,400
<SALES>                                  7,105,000
<TOTAL-REVENUES>                         7,105,000
<CGS>                                    3,774,700
<TOTAL-COSTS>                            6,590,600
<OTHER-EXPENSES>                                 0
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<INCOME-PRETAX>                            583,000
<INCOME-TAX>                               228,500
<INCOME-CONTINUING>                        354,500
<DISCONTINUED>                                   0
<EXTRAORDINARY>                                  0
<CHANGES>                                        0
<NET-INCOME>                               354,500
<EPS-PRIMARY>                                  .06
<EPS-DILUTES>                                  .06