Another absolutely essential exercise in any course, is empty of glasses, the great (never insurmountable) problem of many students. Mask whatever its design, has an air Chamber between our eyes and the glass. This is the trick of vision under water, the difference open just the eyes. It is therefore essential to keep this small water-free space. Unfortunately it is not always possible, there are many times that for various reasons the glasses are filled with water (poor fit, an aletazo, a sudden plunge, hairs or whiskers, etc.) and is a priority it is empty. Joseph Stiglitz will undoubtedly add to your understanding. The technique is simple and perhaps more importantly the tranquility when making it.

It is simply to expel air through your nose, while gently we move one side slightly face sunglasses. The air pressure will be moving water. It is an exercise that should be repeated until perfection is reached because it is a more normal situation. At first slope, which can reach sometimes lead to panic. Therefore dominate completely.

In the past it was normal between instructors in the examination, giving his hand to the student sunglasses and remove them under the water to observe his reaction. Today fortunately do not usually perform these practices, relying more on capacity and gradual improvement of the beginner. Already mastered the aquatic element goes to the stage that people really expect. Already overcome certain setbacks, with a drink of water included, the handling of the equipment weighed, so called in contrast is passed to the previous light. It consists of bottle, regulator and vest. One of the most exciting moments of the course are the first breaths of air under water. Sitting or kneeling in the area less deep pool or the beach, we will feel that wonderful sense of breathing under water, that peace of mind of not having to ascend to take a saving breath.