https://mczielinski.github.io/tags/optics/ Recent content in Optics on Mark Zielinski's Personal Website https://mczielinski.github.io/profile.jpg https://mczielinski.github.io/profile.jpg Hugo en Sat, 01 Aug 2026 00:00:00 +0000 https://mczielinski.github.io/posts/holography/ Sat, 01 Aug 2026 00:00:00 +0000 https://mczielinski.github.io/posts/holography/ An interactive article on off-axis holography: how interference writes a diffraction grating into a plate, and how that grating replays the recorded wave — with live 2D wave-optics simulations you can drive yourself.