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PatternedWavefront -> TelecentricProjectedImage
Project patterns using a symmetrical, in-line four-mirror layout to minimize chief ray angle deviation at the mask.
Problem it solves
Mask 3D effects (shadowing and phase shifts) degrade lithographic pattern fidelity at high numerical apertures.
Consumes
Emits
The real projects this mechanism was found in. Attribution is the point — this is how the best teams actually do it.