Yighen

Yighen Ultra Precision is a leading optical design and ultra-precision machining company based in Hong Kong. We specialize in the development and manufacturing of advanced optical components, including freeform optics, aspheric lenses, and Fresnel structures for AR/VR, medical imaging, laser systems, and photonics.

Our services include custom optical system design, optical engineering consulting, and CNC/SPDT-based machining of high-precision lenses and mold inserts. We serve global clients with prototype-to-production capabilities, supporting both small batches and volume manufacturing.

Whether you're developing imaging systems, optical sensors, or integrated AR modules, we deliver application-driven, manufacturable solutions.

📍 Headquartered in Hong Kong
🌐 Visit us at: www.yighen.com