Exhibit 23.1 Consent of Independent Accountants We hereby consent to the use in this Amendment No. 4 to Registration Statement No. 333-87839, on Form SB-2 and the Prospectus contained therein of our report dated September 9, 1999, relating to the financial statements of LVPS Microfacility, Inc. which appears in such Prospectus. /s/ McKennon, Wilson & Morgan LLP ---------------------------------- McKennon, Wilson & Morgan LLP Irvine, California May 17, 2000