Can my phone camera be damaged by strong lasers from a concert even if I'm not using it for video or pictures, or even if my phone is off but the sensors
Present a slide show from a smartphone and use a laser pointer for emphasis - Microsoft Support
IPIN MOBILE-POWERED LASER POINTER PHONE ADD-ON PRESENTER FOR IPHONE iOS
Turn Your iPhone Into a Laser
iPin turns your phone into a laser pointer
Turn Your Phone into a Laser Pointer! - YouTube
This Tiny Accessory Turns Your Smartphone Into A Laser Pointer [Video] | Redmond Pie