Hybrid refractive-metasurface optics plus one-step diffusion fusion of structure and color measurements yields RGB telephoto imaging at telephoto ratio 0.44 with 13 mm TTL.
Deep color reconstruction for a sparse color sensor
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MetaTele: Compact Refractive Metasurface Computational Telephoto Camera
Hybrid refractive-metasurface optics plus one-step diffusion fusion of structure and color measurements yields RGB telephoto imaging at telephoto ratio 0.44 with 13 mm TTL.