SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported):  December 15, 2003

BMC Industries, Inc.

(Exact name of registrant as specified in its charter)

Minnesota	1-8467	41-0169210
(State of Incorporation)	(Commission file number)	(I.R.S. Employer Identification No.)
7000 Sunwood Drive
Ramsey, Minnesota		55303
(Address of principal executive offices)		(Zip Code)

(952) 851-6000

(Registrant's telephone number)

Items 1-4.	Not Applicable.
Item 5.	Other Events.

The Registrant has entered into a Fourth Amended Agreement (the "Agreement"), effective as of November 19, 2003, with Deutsche Bank Trust Company Americas, as administrative agent for the lenders and a lender, Bank One, NA, as documentation agent and a Lender; and several banks and other financial institutions. This Agreement corrects the revolver amounts that were incorrect on the Third Amended Agreement, dated as of November 19, 2003, to the Third Amended and Restated Credit Agreement, dated September 27, 2002, as has been amended from time to time (the "Third Amended and Restated Credit Agreement"), which was filed as Exhibit 10-54 to Form 8-K filed as of November 19, 2003.

Item 6.	Not Applicable.
Item 7.	Financial Statements and Exhibits.
	(a)-(b)	Not Applicable.
	(c)	Exhibits
	Exhibit Description
	10.55	Fourth Amended Agreement, effective as of November 19, 2003, among BMC Industries, Inc., Deutsche Bank Trust Company Americas, as Administrative Agent and Bank One, NA, as Documentation Agent and Various Lending Institutions.
Items 8-12.	Not Applicable.

SIGNATURE

                Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

		BMC INDUSTRIES, INC.
Dated:  December 29, 2003	By:		/s/Curtis E. Petersen
			Curtis E. Petersen
	Its:		Senior Vice President and Chief Financial Officer

EXHIBIT INDEX

Exhibit	Description	Method of Filing
10.55	Fourth Amended Agreement, effective as of November 19, 2003, among BMC Industries, Inc., Deutsche Bank Trust Company Americas, as Administrative Agent and Bank One, NA, as Documentation Agent and Various Lending Institutions.	Electronic Transmission