Some assembly instructions have allegedly leaked from one of the iPhone 7 manufacturing plants and they show a diagram of the upcoming Apple phone. One thing seems odd - first image, D12 says "Strobe lens and LED." I'm not sure what "strobe lens" refers to, but it says the same for the main camera on the back (second image, H12). Alleged assembly instructions for the iPhone 7 It's the "LED" part that's interesting - does the iPhone 7 have a selfie camera? Looking at leaked photos, nothing seems like an LED on the front so perhaps D12 just refers to the screen (which iPhone...
Source: http://www.gsmarena.com/leaked_iphone_7_docs_hint_at_flash_on_the_front-news-19918.php