Your simple, fast and easy-to-use interface Flashlight and
Magnifier.
Features: Flashlight: - Control brightness. - Full screen light. - Pick any color you like. Magnifier: - Auto Focus. - Magnify up to 7x. - Negative mode.
iTunes:https://itunes.apple.com/us/app/light-lens./id914295544
Full Objective-c source code.
Runs on latest XCode.