CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS
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                                                                    Exhibit 23.1
                                                                    ------------

We hereby consent to the incorporation by reference in the Prospectus
constituting part of this Registration Statement on Form S-8 (No. 2-85501) of
Irvine Sensors Corporation of our report dated December 21, 1999 which appears
on page 22 of the Annual Report to Shareholders which is incorporated by
reference in this Annual Report on Form 10-K.  We also consent to the
incorporation by reference of our report on the Financial Statement Schedules,
which appears on page 22 of this Form 10-K.




/s/ GRANT THORNTON LLP


Irvine, California
December 21, 1999