Building a Quantum Camera: Counting Photons One at a Time
By Ripon Kumar Dey, PhD — Principal Scientist, Deepera Inc. "Quantum camera" gets used loosely enough in popular coverage that it's worth being precise about what the term actually means…
Why AR Glasses Are Really a Fabrication Problem: The Optics Hiding Inside Your Waveguide
By Ripon Kumar Dey, PhD — Nanofabrication & Photonics Scientist Most explanations of augmented reality displays start with the optics — étendue, waveguides, diffraction gratings — and treat the physical…