Aug 17 (Reuters) - Photon Control Inc PHO.V
* Photon Control reports second quarter and half-year 2017 financial results
* Q2 revenue rose 23 percent to C$8.9 million
* Q2 earnings per share C$0.00
* Order backlog at quarter-end up 35% to $11.9 million from $8.8 million at December 31, 2016