QT Imaging Holdings, Inc.

c/o DLA Piper LLP (US)

555 Mission Street, Suite 2400

San Francisco, California 94105-2933

(415) 836-2533

April 1, 2026

Via EDGAR

U.S. Securities and Exchange Commission

Division of Corporation Finance

100 F Street, NE

Washington, DC 20549

			Re:			QT Imaging Holdings, Inc.
						Registration Statement on Form S-3
						File No. 333-294705
						Acceleration Request

Ladies and Gentlemen:

Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, QT Imaging Holdings, Inc. hereby requests that the effectiveness of the above-referenced Registration Statement be accelerated so that such Registration Statement will become effective at 4:00 p.m., Eastern Time, on Friday, April 3, 2026, or as soon thereafter as practicable.

Please notify Elena Nrtina, counsel to the company, at (415) 836-2533, as soon as the Registration Statement has been declared effective, or if you have any other questions or concerns regarding this matter.

Sincerely,
/s/ Dr. Raluca Dinu
Name: Dr. Raluca Dinu Title: Chief Executive Officer