CERTIFICATE OF AMENDMENT
                                     OF THE
                          CERTIFICATE OF INCORPORATION
                                       OF
                       THE LANGER BIOMECHANICS GROUP, INC.


               (Under Section 805 of the Business Corporation Law)


         The undersigned, the Secretary of THE LANGER BIOMECHANICS GROUP, INC.,
a corporation organized under Section 402 of the Business Corporation Law, does
hereby certify:

         FIRST: The name of the corporation is The Langer Biomechanics Group,
Inc. (the "Corporation").

         SECOND: The Certificate of Incorporation of the Corporation was filed
with the Department of State on August 6, 1971. The name under which the
Corporation was originally incorporated was Langer Acrylic Laboratory, Inc.

         THIRD: The Certificate of Incorporation of the Corporation is hereby
amended to change the name of the Corporation.

         FOURTH: To accomplish the foregoing amendment, Article First of the
Certificate of Incorporation of the Corporation is hereby deleted and the
following new Article First is substituted in lieu of said Article First:

         "FIRST: The name of the corporation is LANGER, INC."

         FIFTH: The foregoing amendment to the Certificate of Incorporation of
the Corporation was authorized by the unanimous vote of the Board of Directors
of the Corporation, followed by the vote of a majority of all outstanding shares
entitled to vote thereon at a meeting of shareholders of the Corporation.

         IN WITNESS WHEREOF, I have subscribed this document this 17th day of
July, 2001, and do hereby affirm, under the penalties of perjury, that the
statements contained therein have been examined by me and are true and correct.


                                            /s/ Steven Goldstein
                                            ----------------------------------
                                            Name: Steven Goldstein
                                            Title:   Secretary