Why are there no longer phones with Xenon flashes, rather than the somewhat useless LED's? This was asked before, but no one gave a decent answer. - Quora
![PDF) Figure 1. The illumination system used in photoflashes of smartphones. The spectrum of the emitted light for LEDs is compared to those of xenon flashes PDF) Figure 1. The illumination system used in photoflashes of smartphones. The spectrum of the emitted light for LEDs is compared to those of xenon flashes](https://www.researchgate.net/profile/Ali-Reza-Mortazavi/publication/306254453_Figure_1_The_illumination_system_used_in_photoflashes_of_smartphones_The_spectrum_of_the_emitted_light_for_LEDs_is_compared_to_those_of_xenon_flashes/data/57b4abea08aeaab2a10398a1/Picture1.jpg)
PDF) Figure 1. The illumination system used in photoflashes of smartphones. The spectrum of the emitted light for LEDs is compared to those of xenon flashes
![Lumia 920 vs Lumia 928. LED vs Xenon Flash comparison. New Lumia 928 ad says better than iPhone, better than Galaxy. - Nokiapoweruser Lumia 920 vs Lumia 928. LED vs Xenon Flash comparison. New Lumia 928 ad says better than iPhone, better than Galaxy. - Nokiapoweruser](https://nokiapoweruser.com/wp-content/uploads/2013/05/untitled62.jpg)