MEFO Optical Instrument Company is a professional manufacturer engage in producing optical sights for hunting, law enforcement and military.  MEFO  has its area of private building about 15,000 square meters and more than 300 employees. MEFO  has 3 patents in European Union and United States of America, continuing with more than 10 patents every year, which include: patents for Prismatic Sights with Fiber , lanthanon illuminant, Dot sights with 3X Magnifier, Rotatable Quick Release Mount, Riflescopes, Infrared Scopes, and as well as Tactical Laser Sights, Flashlights, Observations and Accessories.