October 4, 2024

Michael Rowe
Chief Executive Officer
Eyenovia, Inc.
295 Madison Avenue, Suite 2400
New York, New York 10017

       Re: Eyenovia, Inc.
           Registration Statement on Form S-3
           Filed October 1, 2024
           File No. 333-282458
Dear Michael Rowe:

       This is to advise you that we have not reviewed and will not review your
registration
statement.

       Please refer to Rules 460 and 461 regarding requests for acceleration.
We remind you that
the company and its management are responsible for the accuracy and adequacy of
their
disclosures, notwithstanding any review, comments, action or absence of action
by the staff.

       Please contact Joshua Gorsky at 202-551-7836 with any questions.



                                                           Sincerely,

                                                           Division of
Corporation Finance
                                                           Office of Life
Sciences
cc:   Julie M. Plyler