Ophthalmic auto refractometer ,ophthalmic equipment auto refractometer price

Nanjing Redsun Optical Co., Ltd. is a professional manufacturer and distributors in the field of optical lens and ophthalmic instruments. Our company is located in the beautiful city of Nanjing in Jiangsu Province. We are only 300km away from Shanghai. Nanjing is the center of politics, economy and culture of Jiangsu. Nanjing was the capital of 6 dynasties. We have gained a good reputation among our customers and partners both at home and abroad. We not only provide our ow...