Taiyuan sea Tidbits: When the light from the air into the glass or by the glass into the air, about 5% is reflected away. Binoculars Each barrel of the objective lens, prisms and eyepieces together, generally 10 to 16 surface contact with the air. If the surface without any treatment, so the incident light loss due to reflection is necessary about 50%. To reduce this harmful reflection Shanxi force of up telescopes offer modern refracting telescope in the respective optical surfaces are coated with a monolayer or multilayer antireflection coatings. A zoom binoculars are now common, its magnification is continuously variable within a certain range on the market Shanxi force of up to telescope manufacturers, so that it will have a plant more aircraft features fixed multiple binoculars telescope Taiyuan force up prices , more convenient to use. Simply double disadvantage zoom lens is small field of view, complex structure. Image quality is not as good as fixed magnification binoculars. 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. Shanxi force prices up to the telescope, the sea breeze electronic (certified), power up telescopes provided by the sea breeze Electronics Co., Ltd., Taiyuan. Taiyuan sea breeze Electronics Co., Ltd. (www.tyhfdq.com) is Taiyuan, binoculars leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. E-leadership in the sea breeze with the staff warmly welcome all inquiries negotiations to create a better future for electronic sea.