<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS FOUND ON PAGES 3 AND 4 OF THE COMPANY'S FORM 10-Q FOR THE YEAR-TO-DATE JUNE 30, 1997 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-END> JUN-30-1997 <CASH> 6,696 <SECURITIES> 0 <RECEIVABLES> 13,078 <ALLOWANCES> 0 <INVENTORY> 411 <CURRENT-ASSETS> 21,128 <PP&E> 7,486 <DEPRECIATION> 5,365 <TOTAL-ASSETS> 31,764 <CURRENT-LIABILITIES> 8,020 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 2,686 <COMMON> 61,639 <OTHER-SE> (45,841) <TOTAL-LIABILITY-AND-EQUITY> 31,764 <SALES> 13,691 <TOTAL-REVENUES> 13,691 <CGS> 5,551 <TOTAL-COSTS> 5,551 <OTHER-EXPENSES> 1,842 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (109) <INCOME-PRETAX> 879 <INCOME-TAX> (205) <INCOME-CONTINUING> 1,084 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,084 <EPS-PRIMARY> .11 <EPS-DILUTED> .11