ORSKOREA’s high frequency grinding spindles, operating at speeds up to 120,000 rpm—the highest level in Korea—are engineered for ultra-precision and durability in critical defense and aerospace applications. In addition to belt-driven, built-in motor, hydrostatic, and hydrodynamic types widely used in semiconductor and precision equipment, our spindles are customized to deliver the exact speed and power output required by customers. With over 25 years of expertise in repairing and retrofitting leading Japanese, German, and Swiss brands such as TOYO, KOYO, OKUMA, GMN, and Fischer, and with multiple proprietary patents including joint developments with Schaeffler Korea, ORSKOREA ensures proven reliability. These spindles are ideal for machining high-value defense components such as armored vehicle gears, drone actuators, aircraft engine parts, multispectral sensor housings, and advanced optical or communication devices, supporting the competitiveness of both defense and civilian manufacturers.

Sungjin Techwin’s military-grade switches are engineered for mission-critical performance in the most demanding aerospace and defense environments. Designed with superior durability, ergonomic precision, and NVIS compatibility, our switches are qualified to MIL-STD and DO-160 standards. They are deployed across leading global platforms such as F-35, KF-21, T-50, CH-47, and B-250. With proven reliability and over 20 years of production expertise, Sungjin Techwin continues to deliver innovative cockpit control solutions that meet the highest standards of safety and performance.

KJF designed and fabricated passenger, service and cargo door assembly toolings for sukhoi superjet 100.

Operate the automated artillery system according to the operating procedure. It is the highest level controller of the automated artillery system that collects status information from each unit device controller that composes the automated artillery system, diagnoses faults and builds a database. - VxWorks operating system - Operating system recovery function - Building a failure history database in the built-in SSD - Check unit control device status information through communication

JEFF FIREFLY is a perfect sunglasses for protecting the eyes and preventing reflection during daily or guard work. The glasses block wind and dust to protect the eyes. The Anti-Scratch & Anti-Fog coated polycarbonate lenses give you UV protection below 400nm. The TR-90 frame offers reliable comfort during use, as it is resistant to temperature changes even in extreme conditions such as deserts or harsh climates. Also, JEFF FIREFLY is comfortable to wear for a long time due to its lightweight fitting.

Hardware

The Ophir® SupIR 80-1200mm MWIR f/5.5 and SupIR 60-1200mm MWIR f/4 lenses are designed for 15 µm 640x512 and SXGA 10 µm pitch FPA (focal plan arrays) cooled MWIR detectors, respectively, providing detection ranges exceeding 28 km. Key Features: - High performance IR continuous zoom lens - Compatibility with 10 µm SXGA/HD and 15 µm 640x512 cameras - Maintains accurate LOS & focus through the full zoom range - Designed for extended range observation & C-UAS systems - Detection range exceeds 26 km