<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONDENSED BALANCE SHEET AS OF JUNE 30, 1997 AND THE RELATED CONDENSED STATEMENTS OF OPERATIONS AND OF CASH FLOWS FOR THE SIX MONTHS ENDED JUNE 30, 1997 INCLUDED ELSEWHERE IN THIS FORM 10QSB AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> JUN-30-1997 <CASH> 3,652 <SECURITIES> 2,181 <RECEIVABLES> 3,180 <ALLOWANCES> 57 <INVENTORY> 4,212 <CURRENT-ASSETS> 14,414 <PP&E> 4,413 <DEPRECIATION> 3,772 <TOTAL-ASSETS> 28,147 <CURRENT-LIABILITIES> 1,761 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 35,432 <OTHER-SE> (9,046) <TOTAL-LIABILITY-AND-EQUITY> 28,147 <SALES> 11,781 <TOTAL-REVENUES> 12,041 <CGS> 6,259 <TOTAL-COSTS> 6,259 <OTHER-EXPENSES> 4,301 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,481 <INCOME-TAX> 637 <INCOME-CONTINUING> 844 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 844 <EPS-PRIMARY> .11 <EPS-DILUTED> .11