LetinAR raises $18.5M to power next-gen AI smart glasses
letinar raised $18.5 million from lg and lotte ventures to build pin-tilt optics that enable brighter, more efficient ar displays for wearable ai devices.
letinar secured $18.5 million from backers including lg electronics and lotte ventures to scale production of its pin-tilt optical engine, which directs light precisely into the eye to solve the brightness and battery life issues plaguing current waveguide technology. ceo jaehyeok kim identifies the optical module as the primary engineering bottleneck preventing ai glasses from becoming a ubiquitous computing platform. this funding fuels the startup's planned ipo in 2027 and supports a surging market where shipments jumped 300% year-over-year to 8.7 million units in 2025. competitors like samsung are preparing to launch ai-capable hardware this year, increasing demand for components that make smart glasses look and feel like standard eyewear.