<SEC-DOCUMENT>0001415889-24-016439.txt : 20240611
<SEC-HEADER>0001415889-24-016439.hdr.sgml : 20240611
<ACCEPTANCE-DATETIME>20240611191408
ACCESSION NUMBER:		0001415889-24-016439
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240610
FILED AS OF DATE:		20240611
DATE AS OF CHANGE:		20240611

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KIERNAN JOHN P
		CENTRAL INDEX KEY:			0001251708
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-16244
		FILM NUMBER:		241037158

	MAIL ADDRESS:	
		STREET 1:		C/O VEECO INSTRUMENTS INC
		STREET 2:		TERMINAL DRIVE
		CITY:			PLAINVIEW
		STATE:			NY
		ZIP:			11803

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VEECO INSTRUMENTS INC
		CENTRAL INDEX KEY:			0000103145
		STANDARD INDUSTRIAL CLASSIFICATION:	SPECIAL INDUSTRY MACHINERY, NEC [3559]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				112989601
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		TERMINAL DRIVE
		CITY:			PLAINVIEW
		STATE:			NY
		ZIP:			11803
		BUSINESS PHONE:		516 677-0200

	MAIL ADDRESS:	
		STREET 1:		TERMINAL DRIVE
		CITY:			PLAINVIEW
		STATE:			NY
		ZIP:			11803

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VACUUM ELECTRONIC MANUFACTURING CORP
		DATE OF NAME CHANGE:	19700408
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-06112024_110605.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-06-10</periodOfReport>

    <issuer>
        <issuerCik>0000103145</issuerCik>
        <issuerName>VEECO INSTRUMENTS INC</issuerName>
        <issuerTradingSymbol>VECO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001251708</rptOwnerCik>
            <rptOwnerName>KIERNAN JOHN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VEECO INSTRUMENTS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1 TERMINAL DRIVE</rptOwnerStreet2>
            <rptOwnerCity>PLAINVIEW</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>11803</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>SVP &amp; CHIEF FINANCIAL OFFICER</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>1</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-06-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>43.3896</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2167</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>95142</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Family Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 29, 2024.</footnote>
        <footnote id="F2">Reflects average weighted purchase price. Actual purchase prices ranged from $42.22 to $43.82 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Kirk W. Mackey, Attorney-in-Fact</signatureName>
        <signatureDate>2024-06-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
