Shenzhen AIST Industrial Co., Ltd. is one of the professional manufacturers and traders of ophthalmic equipment and optical instruments in China. We have more than ten years of manufacturing and sales experience in optics and ophthalmology in China. we have been manufacturing and selling Slit Lamp, tonometer, Retina Camera, Fundus camera & FFA, Ultrasound (A scan, AB scan, Pachymeter, Biometer & Pachymeter), Auto Perimeter (Vision Field Analyzer, Projection Perimeter), Phasco Emulsifier, Corneal Topography, Ophthalmoloscope, Retinoscope, Operation Microscope, Visual Electro System, OCT, Auto refractometer, Auto Ker-Refractometer, Auto Lensmeter, Auto Phoropter (view tester), Chart Monitor, Near Vision Tester, Combined unit (combined stand and chair), Keratometer, Trail Frame, Trail Lens Set, Auto Edger and so on.We also manufacture and provide different glasses accessories, such as sunglasses display rods, optical frames suitcase bags, nose pads, glasses cases, glasses cables, glasses screws, screwdrivers, pliers and cleaning cloths...Our company has always focused on improving manufacturing technology and product quality. Our products have obtained CE certification, and some of them have obtained FDA certification. We not only provide customers with the best products, but also provide the best quality service. We provide 1-3 years of quality assurance and competitive prices for all products, free online training and technical support, and satisfactory after-sales service. Our wish is to provide every customer with the best quality and the most favorable price, so that every customer can enjoy our sincere cooperation.