Established in 1985, Dong In Optical Co. Ltd. has been an unique manufacturer and supplier of various Red Dot Sights for both of Military and Law Enforcements.
Dong In Optical Co. Ltd. possess several relative patents as an industrial firm and enjoy active exporting to all over the world.
As an intensive manufacturer, Dong In Optical Co. Ltd. spare no effort for research and to develop new and up-to date products continually to meet the demanding requirement.
Model DCL100 Red Dot Sight is designed and built specifically for Light/Multi Machine Guns such as M249/M240 GPMGs(General Purpose Machine Guns)(5.56mm/7.62mm) and their variants which are utilized as a Squad Automatic Weapon(SAW). This sight is developed to adapt the open dot sight system for wider field of view and constructed to be used eliminating the conventional aiming method with iron sights for the line of sight and to make speedy accurate shooting. The unique square lens provides wider view for the gunners. With both eyes open, the shooters acknowledge the surroundings. This sight is constructed for compactness, ruggedness and allows maximum utility of the instrument. Model DCL100 has built-in trajectory compensation device of 200, 300, 400, 500, 600 and 800 meters.
Model DCL120 is designed and developed primarily for the application of .50(12.7mm) Caliber Heavy Machine Guns(HMGs). This high performance Red Dot Reflex Sight is for demanding applications for the armed forces in Air(Helicopters), at Sea(Patrol Boats) and on Land (Armored Vehicles). It is built for speedy aiming and this high performance red dot sight will take your shooting ability to the next level. The unique heads-up-display design with extra wide lens provides an unlimited field of view with both eyes open, while eliminating obstruction and tunnel vision common to tube style scopes. Enhance the capability of operator’s confidence in the field.
Model ODL2 Red Dot Sight is designed and built specifically for SWAT and SEAL forces operating in both indoor and outdoor of urban districts for close quarters battle. This sight is adapted the open dot sight system for wider field of view and constructed in one-piece frame for the ruggedness and integrated and combined with dual laser beams together for compactness and maximum utility of the instrument. The lasers are – one visible laser pointer for maximum daytime visibility and another invisible infrared laser pointer for the compatibility of every generations of NVDs for various encountered situations.
The Model T3S is operated by digital buttons and designed for durability with QD mount which makes it possible to attached/detached easily. T3S is the compact and updated model of T3 Series.