Contract analysis

1. Introduction and Purpose Calderwood & Harkness LLP ("C&H" or the "Firm") is pleased to confirm its engagement by Optiwave Semiconductor Corp. ("Optiwave Semi," "OWS," or the "Company") to serve as issuer's counsel in connection with the proposed offering and related transactions described in further detail below. This engagement letter follows the productive discussions between Jennifer Kwon, the Responsible Partn

2. Description of the Transaction We understand the Transaction to consist of the following elements: The Company proposes to offer and sell approximately $250,000,000 aggregate principal amount of Convertible Senior Notes (the "Notes") in a private offering to qualified institutional buyers ("QIBs") pursuant to Rule 144A under the Securities Act of 1933, as amended (the "Securities Act"). The Notes are expected to b

3. Scope of Representation C&H will serve as issuer's counsel to Optiwave Semiconductor Corp. in connection with the Transaction, and its scope of work will include, but not be limited to, the following: 3.1 Offering Documentation C&H will be responsible for drafting, reviewing, and negotiating the Preliminary Offering Memorandum and the Final Offering Memorandum (together, the "Offering Memoranda") for the Rule 144A

4. Engagement Team The following attorneys will be principally responsible for handling this matter: Jennifer Kwon, as Responsible Partner, will have overall supervisory responsibility for the engagement and will be the primary senior contact for the Company on all substantive matters relating to the Transaction. Theodore Langston, as Billing Partner, will be responsible for all billing and financial aspects of the e

5. Matter Information This engagement has been assigned the following internal identifiers, which will appear on all invoices and correspondence: C&H Matter Number: 1014-00001 C&H Billing Code: 48710-001 The Company is requested to reference these identifiers in all correspondence and communications directed to C&H in connection with this engagement, so as to facilitate the proper routing and tracking of all such com

6. Fees and Billing Arrangements 6.1 Fee Cap C&H's legal fees for the Transaction shall not exceed One Million Eight Hundred Fifty Thousand Dollars ($1,850,000) (the "Fee Cap"), which represents a capped fee arrangement for all professional services rendered by C&H in connection with the Transaction as described in Section 3 above. The Fee Cap is inclusive of all time billed by partners, senior counsel, associates, a

7. Client Responsibilities The Company agrees to cooperate fully with C&H in connection with the Transaction and to provide all assistance reasonably necessary to enable C&H to perform its obligations under this engagement letter. Without limiting the generality of the foregoing, the Company's responsibilities include: (a) Providing timely access to corporate records, organizational documents, financial information,

8. Limitations of Representation The Company acknowledges and agrees that C&H's representation is subject to the following limitations: C&H's representation is limited to the Transaction described in this engagement letter and does not extend to any other matter, transaction, or proceeding involving the Company or any of its subsidiaries or affiliates, whether or not related to the Transaction, unless separately agre

9. Confidentiality C&H will maintain the confidentiality of all non-public information provided by or on behalf of the Company in connection with the Transaction, including all proprietary, financial, technical, and business information, and will not disclose such information to any third party except as may be: (a) required by applicable law, regulation, or court order; (b) necessary in connection with C&H's profess

10. Conflicts of Interest C&H has conducted a review of its current client relationships and engagements and has determined that there are no conflicts of interest that would preclude C&H from representing the Company in connection with the Transaction as contemplated by this engagement letter. The Company acknowledges that C&H is a large law firm with a diverse client base and may currently represent, or may in the

11. Document Retention Upon completion of the Transaction, C&H will retain all engagement files, including work product, correspondence, and documents generated or received in connection with the Transaction, in accordance with the Firm's standard document retention policy. Under the Firm's current policy, engagement files are retained for a minimum of ten (10) years following the completion or termination of the eng

12. Termination Either party may terminate this engagement at any time upon written notice to the other party. In the event of termination by either party, the Company will be responsible for the payment of all fees accrued and all disbursements incurred by C&H through the effective date of termination, subject to the Fee Cap with respect to accrued fees. Upon termination, C&H will take such steps as are reasonably n

13. Governing Law This engagement letter and the terms of the engagement described herein shall be governed by and construed in accordance with the laws of the State of New York, without regard to conflict of laws principles that would require the application of the laws of any other jurisdiction.

14. Agreement and Acceptance We are enthusiastic about the opportunity to work with Optiwave Semi on this Transaction and are confident that our Capital Markets and Tax practice groups are well-positioned to deliver the level of service and expertise that this transaction requires. We kindly request that the Company confirm its acceptance of the terms set forth in this engagement letter by having an authorized office