<ARTICLE> 5
<LEGEND>
This schedule contains summary information extracted from unaudited financial
statements contained in Form 10-Q for the quarter ending March 31, 1997 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>                                       1,508,000
<SECURITIES>                                   384,000
<RECEIVABLES>                                1,585,000
<ALLOWANCES>                                    47,000
<INVENTORY>                                    401,000
<CURRENT-ASSETS>                             4,078,000
<PP&E>                                       2,704,000
<DEPRECIATION>                               1,940,000
<TOTAL-ASSETS>                               4,966,000
<CURRENT-LIABILITIES>                        2,398,000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    13,466,000
<OTHER-SE>                                (11,352,000)
<TOTAL-LIABILITY-AND-EQUITY>                 4,966,000
<SALES>                                      2,824,000
<TOTAL-REVENUES>                             2,824,000
<CGS>                                        2,335,000
<TOTAL-COSTS>                                2,335,000
<OTHER-EXPENSES>                               515,000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              15,000
<INCOME-PRETAX>                               (29,000)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                           (29,000)
<DISCONTINUED>                                 120,000
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    91,000
<EPS-PRIMARY>                                      .01
<EPS-DILUTED>                                      .01