Technology is improving, there are products with unique properties. Now on sale appeared apparatus with which we can consider the objects in inaccessible places. For example, you are interested in what they do in mice its burrow. Grab a tool, we start it in the hole and seeing through a flexible fiber that was going on. If you can even take pictures. With it you can see everything, even in complete darkness. The device has a backlight. Features use a variety of apparatus.
For example, repair garages or checkup in the sai is easy to consider the details of the engine or its facilities located in remote areas for review. With the help of the apparatus can be examine in the air and water pollution. The main thing is that the optical medium was transparent. Field of view and visual properties of the device gorgeous. Such devices are widely used in medicine. With their help doctors consider contents of the stomach or bladder. The most interesting is that the cost of such phones has become quite affordable.
For the money, anyone can buy this machine for myself and use them in everyday life. The need for using such a device is very common. Do not recommend just one. This is a spy on the neighbors through a or a hole in the wall. Invasion of privacy of others can be expensive. More information can be obtained from the online store where, incidentally, can this unit and buy. Read the article "Technical endoscope apparatus which has many uses. It also includes a detailed description characteristics of this apparatus and its image.