Trained glass with a revolutionary new installation method - if you have been afraid of this glass use so far, your problem has been solved! The hardened bottle is captured by a perfectly cut framing frame, which allows you to position the bottle perfectly. The manufacturer has simplified the assembly mode to a degree that it is completely intuitive to all users. Optik is a trained glass cover for the camera lens, providing perfect protection for this part of the device. The glass completely covers parts of the camera and provides protection against scratches and fractures.