Jeonghun Ha
CTO at LetinAR Co., Ltd.
South Korea
Summary
👤
Senior🎓
Top SchoolJeonghun Ha is a CTO and optics inventor with a decade of experience pioneering AR/VR/MR optical solutions at LetinAR Co., Ltd. He holds a bachelor's in materials engineering from Hongik University and has patented novel AR Pinmirror and AR PinTILT optical structures that bridge inventive design with product-ready engineering. As both chief technologist and hands-on optics engineer since 2016, he directs system-level strategy while driving the detailed development of waveguides and display modules. Based in South Korea, he combines materials science roots with practical device engineering, often translating laboratory concepts into manufacturable AR components.
10 years of coding experience
학사, 신소재공학과, 학사, 신소재공학과 at 홍익대학교
Github Skills (74)
seeding10
memoize10
katakana10
guard10
istanbul10
decorator10
checker10
bit10
url-parser10
ajv10
stringify10
transform10
twine10
union9
enums9
Programming languages (4)
Github contributions (5)
socialdevclub/sdc-apps
Dec 2024 - Apr 2025
Contributions:77 reviews, 39 PRs, 164 pushes in 3 months
omizha/Aiary
Aug 2021 - Jul 2022
Contributions:27 commits, 19 pushes, 1 branch in 11 months
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