Derry optics is a Red dot sight&riflescope manufacturer . Founded in 1996.Our goal is providing unique products and convenient after-sales service to our clients.All Derry products are independently designed and manufactured by ourselves.We are committed to helping our customers produce unique products and help them win the customer's choice.Unique appearance + strict quality control system. Let derry stands out from the market competition and become customers' first choice.So far, our products have won wide recognition from all over the world.In this meanwhile, we have established stable cooperation with clients in more than 20 countries. We do hope that we can get the chance to cooperate with you.