Blog posts
Shack Hartmann wavefront sensors: and yet they are achromatic!
Flat earthers claim that our planet is flat, despite any physical evidence and simple observation. Should we mock those who deny the obvious?...
Laser beam diagnostics: a new approach to ISO 11146 standard
Laser beam diagnostics:What if Star Wars had deployed the ISO 11146 standard for laser beam diagnostics? We can't rewrite history, but we can still...
Shack-Hartmann wavefront sensor, constant improvement of the technology through innovation
Shack-Hartmann wavefront sensor . If Charles Darwin wasn't thinking of the Shack-Hartmann wavefront sensor when he wrote his theory of evolution in...
Flatness measurement, when surface flatness gets critical…
Flatness measurement. Sometimes surface flatness really matters... either you are trying to break speed record at Bonneville salt flats like Dave...
Celebrating Nobel Prize in Physics, again!
Celebrating Nobel Prize: Pierre Agostini, Ferenc Krausz and Anne L’Huillier, Nobel Prize laureates in Physics 2023 for experimental methods that...
Adaptive optics for Free Space Optics… and for fun!
Adaptive Optics Space Optics -Incredible as it may seem, the famous reporter Tintin was already thinking, back in 1941 in L’étoile mystérieuse,...
Optical characterization with a twist!
Optical Characterization - Spirals are ubiquitous in nature; why should laser beams be any different? Orbital angular momentum (OAM) beams have...
Plane optics quality control
plane optics quality controlNIGHTMARE, a rather average 1981 horror movie that yet perfectly recreates the TERROR of an optician confronted with a...
Interferometry and wavefront sensing: the best of enemies?
Interferometry and wavefront sensing Illustration: Roger Federer, 20 Grand Slams and Rafa Nadal, 22 Grand Slams still countingTom and Jerry, Roger...
Nanolite, a CEA-Imagine Optic joint lab on Extreme UV metrology
Extreme UV metrology joint Lab, Nanlite , Imagine Optic - CEA NANOLITE, the novel optical metrology platform for extreme UV enters...
Lattice Light-Sheet with Adaptive Optics: precise and robust aberration correction in thick samples.
Light-Sheet Fluorescence Microscopy, a successful bio-imaging method. As a remarkable answer to the growing interest in rapid 3D visualization ...
One more prototype of a microscope with adaptive optics: this time for 2-photons!
A custom-built 2-photon microscope incorporating a new, fast adaptive optics (AO) approach now provides its first AO-enhanced images. When targeting...