ProPhotonix Correction to Directorship Notice

October 16, 2017

ProPhotonix Limited

 ("ProPhotonix" or the "Company")

Correction to Director Appointment Announcements

Director Declarations

ProPhotonix Limited (London Stock Exchange - AIM: PPIX & PPIR, OTC: STKR), a high technology designer and manufacturer of LED illumination systems and laser diode modules, announces that it has been informed by the following directors of the Company that details of certain of their directorships were omitted either at the time of their appointment as directors of the Company or in the Company's admission document published on December 20, 2010 in connection with admission of the Company's securities to trading on AIM ("Admission Document") as the case may be:

· Mark Weidman was appointed as a director of the Company on July 24, 2013. The Company's announcement of his appointment which was released on July 25, 2013 should have stated that he was a director of Seaside Property Development Company LLC at the time of his appointment.

· Tim Steel was appointed as a director of the Company on March 15, 2011. The Company's announcement of his appointment which was released on the same day should have included the following information regarding his directorships of the following companies or membership of the following partnership at the time of, or within five years prior to, his appointment:

Current directorships and partnership:

o Nomina No 380 LLP

o Policy Exchange Limited

o Wellesley House and St. Peter's Court Educational Trust Limited

o Wellesley House and St. Peter's Court Enterprises Limited

Past directorships (within 5 years):

o Cazenove Capital Management Pension Trustee Limited

o Cazenove New Europe (CFM1) Limited

· The Admission Document should have stated that Ray Oglethorpe was a member of Oglethorpe Investments LP at the date of the document.

Enquiries / Contacts:

ProPhotonix Limited

Tim Losik, President and CEO Tel: +1 603 893 8778

ir@prophotonix.com

Stockdale Securities Limited

Tom Griffiths Tel: +44 (0) 20 7601 6100

Nominated Adviser and Broker

About ProPhotonix

ProPhotonix Limited, headquartered in Salem, New Hampshire, is a high technology designer and manufacturer of LED illumination systems and laser diode modules for industry leading OEMs and medical equipment companies. In addition, the Company distributes premium diodes for Ushio (formerly OCLARO), Osram, QSI, Panasonic, and Sony. The Company serves a wide range of markets including the machine vision, industrial inspection, security, and medical markets. ProPhotonix has offices and subsidiaries in the U.S., Ireland, U.K., and Europe. For more information about ProPhotonix and its innovative products, visit the Company's web site at www.prophotonix.com.