Company:  CIENA CORP (CIEN)
Form Type:  S-4
Filing Date:  4/29/2003 
CIK:  0000936395 
Address:  7035 RIDGE ROAD 
City, State, Zip:  HANOVER, Maryland 21076 
Telephone:  (410) 865-8500 
Fiscal Year:  10/31 
Last Trade
Last Trade: 
$15.91  
Change: 
-0.065 (-0.41%)  
Trade Time: 
03:20 PM EST  
Market Cap: 
$1.61B
Description of Business
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  FORM S-4
    CALCULATION OF REGISTRATION FEE
    Preliminary Prospectus dated April 29, 2003. Subject to ...
    TABLE OF CONTENTS
    QUESTIONS AND ANSWERS ABOUT THE MERGER
    SUMMARY
    Summary Selected Consolidated Historical Financial Data of CIENA
    RISK FACTORS
    FORWARD-LOOKING STATEMENTS
    THE MERGER
      BENEFICIAL OWNERS
    Listing on The Nasdaq Stock Market
    Federal Income Tax Consequences
    TERMS OF THE MERGER AGREEMENT AND RELATED TRANSACTIONS
    Business of WaveSmith Pending the Merger; Other Agreements
      INCOME STATEMENT
    Additional Information
    SECURITY OWNERSHIP OF DIRECTORS, EXECUTIVE OFFICERS AND MORE ...
      BENEFICIAL OWNERS
      BENEFICIAL OWNERS
    DESCRIPTION OF CIENA CAPITAL STOCK
    Transfer Agent and Registrar
    Capitalization
    Legal Matters
    Experts
    THE MERGER
    Signature Page
      BALANCE SHEET
    PART II
      Item 20. Indemnification of Directors and Officers
      Item 21. Exhibits and Financial Statement Schedules
    INDEX TO EXHIBITS
      Item 22. Undertakings
  EXHIBIT 23.1
    CONSENT OF INDEPENDENT ACCOUNTANTS
  EXHIBIT 23.2
    INDEPENDENT AUDITORS' CONSENT
  EXHIBIT 23.3
    CONSENT OF KPMG LLP
  EXHIBIT 99.1