Exhibit 23.3
Consent of Independent Registered Public Accounting Firm
The Board of Directors
FLIR Systems, Inc.:
We consent to the incorporation by reference in the Registration Statement on Form S-3 filed by Teledyne Technologies, Inc., in conjunction with the proposed merger of FLIR Systems, Inc. and Teledyne Technologies, Inc., of our report dated February 25, 2021, with respect to the consolidated balance sheets of FLIR Systems, Inc. as of December 31, 2020 and 2019, the related consolidated statements of income, comprehensive income (loss), shareholders’ equity, and cash flows for each of the years in the three-year period ended December 31, 2020, and the related notes (collectively, the consolidated financial statements), appearing in the December 31, 2020 annual report on Form 10-K of FLIR Systems, Inc., and to the reference to our firm under the heading “Experts” in the Registration Statement.
Our report on the consolidated financial statements of FLIR Systems, Inc. refers to a change in accounting for leases in 2019 due to the adoption of Accounting Standards Codification Topic 842, Leases.
/s/ KPMG LLP
Portland, Oregon
March 3, 2021
