<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the Condensed Consolidated Balance Sheets at March 31, 1997 (Unaudited) and the Condensed Consolidated Statements of Operations and Cash Flows fo rthe three months ended March 31, 1997 (Unaudited) and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> MAR-31-1997 <CASH> 3,253,282 <SECURITIES> 0 <RECEIVABLES> 7,147,740 <ALLOWANCES> 183,478 <INVENTORY> 2,976,202 <CURRENT-ASSETS> 14,469,359 <PP&E> 14,073,331 <DEPRECIATION> 7,526,524 <TOTAL-ASSETS> 32,462,994 <CURRENT-LIABILITIES> 6,613,759 <BONDS> 0 <COMMON> 34,414 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 24,964,595 <TOTAL-LIABILITY-AND-EQUITY> 32,462,994 <SALES> 13,980,931 <TOTAL-REVENUES> 13,980,931 <CGS> 7,999,524 <TOTAL-COSTS> 4,442,453 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (18,669) <INCOME-PRETAX> 1,588,775 <INCOME-TAX> 632,333 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 956,442 <EPS-PRIMARY> .27 <EPS-DILUTED> .27