기능

• It can be conveniently carried anywhere in a case.
• It has a wide field of vision. Because it is used close to the eye area with binocular lenses, it can be clearly seen with the same wide field of vision as glasses.
• The eyes do not get tired, the depth of focus is large, and anyone can get the viewpoint at a stable angle, so it is very easy to see.
• Small, ultra-thin binocular type.