"Angle mode" refers to a setting or feature that allows you to measure or work with angles in various mathematical and geometric operations. Full definition
The camera has a wide angle mode with which you can take some excellent and interesting shots and yes, I do wish we had that on other flagships. (techtree.com)
The intelligent camera intuitively switches from portrait mode to super wide - angle mode when it detects more than two faces in the shot. (post.alcatelonetouch.us)
The normal mode makes use of the 13MP camera and the wide angle mode makes use of 8MP camera. (gogi.in)