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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 4cdqpVy4tBv3zjeQvWTh7A==

<SEC-DOCUMENT>0001181431-10-015972.txt : 20100312
<SEC-HEADER>0001181431-10-015972.hdr.sgml : 20100312
<ACCEPTANCE-DATETIME>20100312145729
ACCESSION NUMBER:		0001181431-10-015972
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100311
FILED AS OF DATE:		20100312
DATE AS OF CHANGE:		20100312

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LECROY CORP
		CENTRAL INDEX KEY:			0000943580
		STANDARD INDUSTRIAL CLASSIFICATION:	INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS [3825]
		IRS NUMBER:				132507777
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		700 CHESTNUT RIDGE RD
		CITY:			CHESTNUT RIDGE
		STATE:			NY
		ZIP:			10977
		BUSINESS PHONE:		9144252000

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ANDERSON ROBERT EDWIN
		CENTRAL INDEX KEY:			0001268794

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26634
		FILM NUMBER:		10677334

	MAIL ADDRESS:	
		STREET 1:		270 WHILEY RD
		CITY:			GROTON
		STATE:			MA
		ZIP:			01450-2237

	FORMER NAME:	
		FORMER CONFORMED NAME:	ANDERSON ROBERT EDWARD
		DATE OF NAME CHANGE:	20031031
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd269802.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-03-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000943580</issuerCik>
        <issuerName>LECROY CORP</issuerName>
        <issuerTradingSymbol>LCRY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001268794</rptOwnerCik>
            <rptOwnerName>ANDERSON ROBERT EDWIN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>LECROY CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>700 CHESTNUT RIDGE ROAD</rptOwnerStreet2>
            <rptOwnerCity>CHESTNUT RIDGE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10977</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>2010-03-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3870</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3.90</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>75201</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Sean O'Connor for Robert E. Anderson</signatureName>
        <signatureDate>2010-03-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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