Washington, D.C. 20549


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB Number: 3235-0104
Estimated average burden
hours per response: 0.5
1. Name and Address of Reporting Person*
Ranaghan Dermod

(Last) (First) (Middle)


(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
3. Issuer Name and Ticker or Trading Symbol
Cartesian, Inc. [ CRTN ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Financial Officer
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 24,199 D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Nonqualified Stock Options (right to buy) 11/20/2011 11/20/2017 Common Stock 9,000 12 D
Explanation of Responses:
/s/Dermod Ranaghan 11/20/2017
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
                   LIMITED POWER OF ATTORNEY

KNOW ALL BY THESE PRESENTS, that the undersigned, Dermod Ranaghan, 
hereby constitutes and appoints Donald Tringali my true and lawful 
attorney(s)-in-fact to:

(1) execute for and on behalf of the undersigned, in the undersigned's 
capacity as an officer and/or director of CARTESIAN, INC. (the "Company"), 
Forms 3, 4 or 5 in accordance with Section 16(a) of the Securities 
Exchange Act of 1934 and the rules thereunder; and

(2) do and perform any and all acts for and on behalf of the undersigned 
which may be necessary or desirable to complete and execute any such 
Form 3, 4 or 5 and timely file such form with the United States 
Securities and Exchange Commission and any stock exchange or similar 
authority; and 

(3) take any other action of any type whatsoever in connection 
with the foregoing which, in the opinion of such 
attorney-in-fact, may be of benefit to, in the best interest of, 
or legally required by, the undersigned, it being understood that 
the documents executed by such attorney-in-fact on behalf of the 
undersigned pursuant to this Limited Power of Attorney shall be 
in such form and shall contain such terms and conditions as such 
attorney-in-fact may approve in such attorney-in-fact's discretion.

The undersigned
 hereby grants to such attorneys-in-fact full power 
and authority to do and perform any and every act and thing 
whatsoever requisite, necessary, or proper to be done in the 
exercise of any of the rights and powers herein granted, as 
fully to all intents and purposes as the undersigned might or 
could do if personally present, with full power of substitution 
or revocation, hereby ratifying and confirming all that such 
attorneys-in-fact shall lawfully do or cause to be done by virtue 
of this limited power of attorney and the rights and powers herein 
granted.  The undersigned acknowledges that the foregoing 
attorneys-in-fact, in serving in such capacity at the request 
of the undersigned, is not assuming, nor is the Company assuming, 
any of the undersigned's responsibilities to comply with Section 16 
of the Securities Exchange Act of 1934.

This Limited Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3, 4 or 5
with respect to the undersigned's holdings of or transactions 
in securities issued by the Company, unless earlier revoked by 
the undersigned in a signed writing delivered to the foregoing 

IN WITNESS WHEREOF, the undersigned has caused this Limited 
Power of Attorney to be executed on the 9th day of November, 2017.

                  Signature:  /s/Dermod Ranaghan

                  Print Name: Dermod Ranaghan