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    <link:loc xlink:href="nano-20130629.xsd#nano_AccountsReceivableAdditionalTextualAbstract" xlink:label="loc_nano_AccountsReceivableAdditionalTextualAbstract_F2D829426F0DD36EAB64373BFA62E265" xlink:type="locator" />
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    <link:label id="lab_nano_DueFromUnrelatedThirdParties_BCE13C330FDE0C2425B5373BFA624596_label_en-US" xlink:label="lab_nano_DueFromUnrelatedThirdParties_BCE13C330FDE0C2425B5373BFA624596" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due from Unrelated Third Parties</link:label>
    <link:label id="lab_nano_DueFromUnrelatedThirdParties_BCE13C330FDE0C2425B5373BFA624596_documentation_en-US" xlink:label="lab_nano_DueFromUnrelatedThirdParties_BCE13C330FDE0C2425B5373BFA624596" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Due from unrelated third parties.</link:label>
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    <link:loc xlink:href="nano-20130629.xsd#nano_SamsungElectronicsMember" xlink:label="loc_nano_SamsungElectronicsMember_AD729512058CC5965F772C7DAA80AC23" xlink:type="locator" />
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    <link:label id="lab_us-gaap_EntityWideRevenueMajorCustomerPercentage_084CE75FEA950A639C222C7DAA806377_verboseLabel_en-US" xlink:label="lab_us-gaap_EntityWideRevenueMajorCustomerPercentage_084CE75FEA950A639C222C7DAA806377" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Customers accounted for 10% or more of total revenue</link:label>
    <link:label id="lab_us-gaap_EntityWideRevenueMajorCustomerPercentage_084CE75FEA950A639C222C7DAA806377_label_en-US" xlink:label="lab_us-gaap_EntityWideRevenueMajorCustomerPercentage_084CE75FEA950A639C222C7DAA806377" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity-Wide Revenue, Major Customer, Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EntityWideRevenueMajorCustomerPercentage" xlink:label="loc_us-gaap_EntityWideRevenueMajorCustomerPercentage_084CE75FEA950A639C222C7DAA806377" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_713A99DAC454761B6CEEB47ADAD90446" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_3737A8200929CDF27D10B47ADAD9AC2E_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_3737A8200929CDF27D10B47ADAD9AC2E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fair value measurement on recurring basis, unobservable input reconciliation</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_3737A8200929CDF27D10B47ADAD9AC2E" xlink:type="locator" />
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    <link:label id="lab_us-gaap_NumberOfOperatingSegments_8055CCAAAFC10CB91B293600B071A74B_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_8055CCAAAFC10CB91B293600B071A74B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of operating segments</link:label>
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    <link:label id="lab_country_CN_D999608FF9504795D2F435F65C02B873_terseLabel_en-US" xlink:label="lab_country_CN_D999608FF9504795D2F435F65C02B873" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">China</link:label>
    <link:label id="lab_country_CN_D999608FF9504795D2F435F65C02B873_label_en-US" xlink:label="lab_country_CN_D999608FF9504795D2F435F65C02B873" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">CHINA</link:label>
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    <link:loc xlink:href="nano-20130629.xsd#nano_OtherCountriesMember" xlink:label="loc_nano_OtherCountriesMember_026EA18614CF547D486535F65C0277FE" xlink:type="locator" />
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    <link:label id="lab_us-gaap_SalesRevenueNetAbstract_F03B6BEEF63A2641F92035F65C023838_verboseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueNetAbstract_F03B6BEEF63A2641F92035F65C023838" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total net revenues:</link:label>
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    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_B1E8836E81F78BE132383AA24E6BC8E0_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_B1E8836E81F78BE132383AA24E6BC8E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2014</link:label>
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    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_B1E8836E81F78BE132383AA24E6BC8E0" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_B1E8836E81F78BE132383AA24E6BC8E0" xlink:type="arc" />
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    <link:label id="lab_nano_MaturityDateLineOfCreditFacility_E018839525E20ED79A92373BFA303E71_label_en-US" xlink:label="lab_nano_MaturityDateLineOfCreditFacility_E018839525E20ED79A92373BFA303E71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturity Date, Line of Credit Facility</link:label>
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