Shenzhen Holya Vision Optical Industrial Co., Ltd. is a professional manufacturer and distributor of ophthalmic equipment and optical instruments. Our company is located in Shenzhen, This is one of the most developed cities in China (the other three are: Beijing, Shanghai, Guangzhou).Our products includes Ophthalmic equipments: 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 and so on. Optical instruments includes: 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 provide our customers not only the best products and services; we also provide our customers professional advice for choosing different products.Our workers are always working hard to service our customers. We do our best to reply questions from our customers in the first time.We hope to establish mutual cooperation with customers all over the world. Thank You! Shenzhen Holya Vision Optical Industrial Co., Ltd.