Exhibit 23.1

                         Consent of Independent Auditors

We consent to the reference to our firm under the caption "Experts" and to the
use of our report dated February 12, 2003, except for the fifth paragraph of
Note 8 and the second and last paragraphs of Note 10, as to which the date is
February 28, 2003, and Note 17, as to which the date is August 1, 2003, in
Amendment No. 4 to the Registration Statement (Form S-3 No. 333-107583) and
related Prospectus of Metrologic Instruments, Inc. for the registration of
1,500,000 shares of its common stock.


                                                           /s/ Ernst & Young LLP
                                                           ---------------------

Philadelphia, Pennsylvania
September 24, 2003