As for competitive selling prices, we believe that you will be searching far and wide for anything that can beat us. We will state with absolute certainty that for such excellent at such charges we are the lowest around for 3-5 Micron, Lenses Aspheric, Ir Sensor, Thermal Security Cameras,Broadband Ar Coating. We adhere to the tenet of "Services of Standardization, to Meet Customers' Demands". The product will supply to all over the world, such as Europe, America, Australia,Qatar, Ethiopia,Doha, Los Angeles.Our market share of our products has greatly increased yearly. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future. We are looking forward to your inquiry and order.