<SUBMISSION>
<ACCESSION-NUMBER>0000912093-03-000101
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20031106
<FILING-DATE>20031107
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>ENOS ROBERT E
<CIK>0001182377
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-22874
<FILM-NUMBER>03986613
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>JDS UNIPHASE CORP
<STREET2>1768 AUTOMATION PKWY
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
</BUSINESS-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>JDS UNIPHASE CORP /CA/
<CIK>0000912093
<ASSIGNED-SIC>3674
<IRS-NUMBER>942579683
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0630
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>1768 AUTOMATION PARKWAY
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
<PHONE>4085465000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1768 AUTOMATION PARKWAY
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-11-06</periodOfReport>
    <issuer>
        <issuerCik>0000912093</issuerCik>
        <issuerName>JDS UNIPHASE CORP /CA/</issuerName>
        <issuerTradingSymbol>JDSU</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001182377</rptOwnerCik>
            <rptOwnerName>ENOS ROBERT E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O JDS UNIPHASE CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>1768 AUTOMATION PARKWAY</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95131</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>2003-11-06</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>P</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>11363</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>26695</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Non-qualified Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>3.52</value></conversionOrExercisePrice><transactionDate><value>2003-11-06</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>13000</value></transactionShares><transactionPricePerShare><value>3.52</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2003-12-06</value><footnoteId id="F1"/></exerciseDate><expirationDate><value>2011-11-06</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>13000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>13000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Option vests monthly for 12 months, fully vests on 11/6/2004</footnote></footnotes><remarks/><ownerSignature><signatureName>Ying Long  Sr. Stock Administrator</signatureName><signatureDate>2003-11-07</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
