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physics.optics2025
The -achromat and beyond: a unified variational framework for optimal chromatic aberration correction
Bastien Laville, Benjamin Aymard
In this article, we present novel and effective methods for reducing chromatic aberrations in cemented lens systems. We derive an analytical solution coined the pentachromat, which…
astro-ph.IM2025
An original classification of obscuration-free telescopes designs unfolded in two dimensions
Benjamin Aymard, Andrea Delahaye, Audric Drogoul
In this article we propose an original classification method for unobscured imaging systems unfolded in two dimensions. This classification is based on a study of off-axis properti…