-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IoFbm3Wtmq4JFGSENltAIt+dF6j0ceJkk//NHQZkDfd5qz85/a6+++4z74IKoDf5
 4FivmcyhDWSKGZzDi/WznA==

<SEC-DOCUMENT>0000906318-03-000162.txt : 20030730
<SEC-HEADER>0000906318-03-000162.hdr.sgml : 20030730
<ACCEPTANCE-DATETIME>20030730111846
ACCESSION NUMBER:		0000906318-03-000162
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030728
FILED AS OF DATE:		20030730

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LCA VISION INC
		CENTRAL INDEX KEY:			0001003130
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-SPECIALTY OUTPATIENT FACILITIES, NEC [8093]
		IRS NUMBER:				112882328
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7840 MONTGOMERY RD
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45236
		BUSINESS PHONE:		5137929292

	MAIL ADDRESS:	
		STREET 1:		7840 MONTGOMERY ROAD
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45236

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GUTFREUND JOHN H
		CENTRAL INDEX KEY:			0001165513

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27610
		FILM NUMBER:		03810425

	BUSINESS ADDRESS:	
		STREET 1:		834 5TH AVENUE
		STREET 2:		SUITE 7A
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10021

	MAIL ADDRESS:	
		STREET 1:		NUTRITION 21, INC.
		STREET 2:		4 MANHATTANVILLE ROAD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-07-28</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001003130</issuerCik>
        <issuerName>LCA VISION INC</issuerName>
        <issuerTradingSymbol>LCAV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001165513</rptOwnerCik>
            <rptOwnerName>GUTFREUND JOHN H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>350 MADISON AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>FLOOR 10</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2003-07-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>22500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>13.69</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

    </nonDerivativeTable>



    <ownerSignature>
        <signatureName>John H. Gutfreund by Charles F. Hertlein, Attorney-in-Fact</signatureName>
        <signatureDate>2003-07-30</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----