EXHIBIT 24
                               POWER OF ATTORNEY
                 FOR SEC FILINGS ON FORMS ID, 3, 4, 5 AND 144
                          IN RESPECT OF SECURITIES OF
                               ULTRATECH, INC.
            The undersigned hereby constitutes and appoints Bruce R. Wright
as his true and lawful attorney-in-fact and agent, with full power of
substitution and resubstitution for his in his name and stead in any and all
capacities, to sign and file for and on his behalf, in respect of any
acquisition, disposition or other change in ownership of any Common Stock of
Ultratech, Inc. (the "Company"), the following:
         (i)   any Form ID to be filed with the Securities and Exchange
               Commission (the "SEC");
         (ii)  any Initial Statement of Beneficial Ownership of Securities
               on Form 3 to be filed with the SEC;
         (iii) any  Statement of Changes of  Beneficial  Ownership of
               Securities on Form 4 to be filed with the SEC;
         (iv)  any Annual Statement of Beneficial Ownership of Securities
               on Form 5 to be filed with the SEC;
         (v)   any Notice of Proposed Sale of Securities on Form 144 to be
               filed with the SEC; and
         (vi)  any and all agreements, certificates, receipts, or other
               documents in connection therewith.
               The undersigned hereby gives full power and authority to the
attorney-in-fact to seek and obtain as the undersigned's representative and
on the undersigned's behalf, information on transactions in the Company's
securities from any third party, including brokers, employee benefit plan
administrators and trustees, and the undersigned hereby authorizes any such
person to release such information to the undersigned and approves and
ratifies any such release of information.
               The undersigned hereby grants unto such attorney-in-fact and
agent full power and authority to do and perform each and every act and thing
requisite and necessary in connection with such matters and hereby ratifies
and confirms all that any such attorney-in-fact and agent or substitute may
do or cause to be done by virtue hereof.
               The undersigned acknowledges that:
         (i)   neither the Company nor such attorney-in-fact assumes (i)
               any liability for the undersigned's responsibility to comply
               with the requirement of the Securities Exchange Act of 1934,
               as amended (the "Exchange Act"), (ii) any liability of the
               undersigned for any failure to comply with such requirements
               or (iii) any obligation or liability of the undersigned for
               profit disgorgement under Section 16(b) of the Exchange Act; and
         (ii)  this Power of Attorney does not relieve the undersigned from
               responsibility for compliance with the undersigned's
               obligations under the Exchange Act, including without limitation
               the reporting requirements under Section 16 of the Exchange Act.
               This Power of Attorney shall remain in full force and effect
until revoked by the undersigned in a signed writing delivered to such
attorney-in-fact.
               IN WITNESS WHEREOF, the undersigned has executed this Power
of Attorney.
Date:  July 26, 2016                           /s/ Ronald D. Black
                                            -----------------------------------
                                            Ronald D. Black