Binoculars relative aperture (ie the ratio of the focal length of the objective lens diameter) than the average telescope telescope army, and brightness and relative aperture square planar astronomical telescope is proportional to the senior military binoculars, binoculars ratio that is telescopes suitable for celestial observations planar reasons. In the description of many binoculars often referred to "exit pupil diameter." Taiyuan sea breeze Electronics Co., Ltd. The company was established in 2002, specializes in wholesale sales telescopes, binoculars binoculars military binoculars, outdoor equipment. Company in good faith, customer-oriented objectives grown to thirteen brands Shanxi telescope first year. Features For beginners, it is the door into the astronomical observations tickets. Binoculars are not expensive, you only need to spend hundreds of dollars you can buy a good pair of binoculars up. Per pair of binoculars are marked with a set of numbers, such as 7x50 and the like. The first digital binoculars Specifications on '7' is the "rate", the second number '50' refers to the diameter of the lens. Sevenfold model is a best-selling models, will watch as objects closer to seven times each. You can also buy 10x, 16x, you may think that the astronomical use high magnification is necessary, it is not. A pair of binoculars 7x good enough small military binoculars, and then we will have to address 7x advantage over most of the high-magnification models. Taiyuan sea breeze Electronics Co., Ltd. The company was established in 2002, specializes in wholesale sales telescopes, binoculars, outdoor equipment. Company in good faith, customer-oriented objectives grown to thirteen brands Shanxi telescope first year. Senior military binoculars | 柳林军 telescope | sea breeze provided by electronic Electronics Co., Ltd., Taiyuan sea breeze. Taiyuan sea breeze Electronics Co., Ltd. (www.tyhfdq.com) strong, credible, in Taiyuan, Shanxi telescope industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead breezes into the brilliant electronic and you work for a better future!