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Back focal plane of objective lens in EMs - Practical Electron Microscopy and Database - An Online Book - EELS EDS TEM SEM
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Highly sensitive back-focal-plane interferometry for tracking nanoparticle position | Semantic Scholar
![Maurice Lee on Twitter: "Here's a schematic of a simple 4f system! I decided to call the plane conjugate to the back focal plane of the objective as the "Fourier Plane" in Maurice Lee on Twitter: "Here's a schematic of a simple 4f system! I decided to call the plane conjugate to the back focal plane of the objective as the "Fourier Plane" in](https://pbs.twimg.com/media/ECtJFmxUYAAGPYi.jpg)
Maurice Lee on Twitter: "Here's a schematic of a simple 4f system! I decided to call the plane conjugate to the back focal plane of the objective as the "Fourier Plane" in
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