How can I test if my phone uses a 2D camera or an IR laser dot projector?

[varamilianc]

How can I test if my phone uses a 2D camera or an IR laser dot projector and flood illuminator for face unlock? Would trying to use it in the dark be a way to know it?

 

[mustang7757]

Which phone you have?

 

[B. Diddy]

Please refer to your other thread: https://forums.androidcentral.com/m...ck-does-use-ir-dot-projector.html#post6671517. Try not to post multiple threads about the same issue -- it becomes confusing. Thanks! I'll close this thread.