AO LASER Archives | Imagine Optic https://www.imagine-optic.com/tag/ao-laser/ Wavefront Sensing, Optical Metrology & Adaptive Optics Thu, 02 Mar 2023 13:39:26 +0000 en-US hourly 1 https://wordpress.org/?v=6.4.5 https://www.imagine-optic.com/wp-content/uploads/2021/02/cropped-favicon-imagine-32x32.png AO LASER Archives | Imagine Optic https://www.imagine-optic.com/tag/ao-laser/ 32 32 WaveSuite goes full 64 bits: 3x processing speed, no-limit RAM & M2 https://www.imagine-optic.com/wavesuite-optical-metrology-adaptive-optics-software/ Tue, 13 Jul 2021 10:22:49 +0000 https://www.imagine-optic.com/?p=261970 WaveSuite 4.3 optical metrology and adaptive optics software completes the full transition to 64-bit compilation and overhauls previous limitations in RAM management and processing speed linked to 32-bit architecture legacy. This version of WaveSuite is a landmark for metrology and Adaptive Optics software, bringing huge benefits to our clients and users and synchronizing the version numbering of the three softwares:– Waveview 4.3, the bench […]

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WaveSuite 4.3 optical metrology and adaptive optics software completes the full transition to 64-bit compilation and overhauls previous limitations in RAM management and processing speed linked to 32-bit architecture legacy.

This version of WaveSuite is a landmark for metrology and Adaptive Optics software, bringing huge benefits to our clients and users and synchronizing the version numbering of the three softwares:
– Waveview 4.3, the bench mark in wavefront metrology
– Wavetune 4.3, for perfect loop control
– Wavekit 4.3, a versatile and comprehensive SDK in C, LabVIEW and Python.

The first benefit is the end of the 4 GB RAM limit, allowing virtually unlimited image buffers and/or up to 4x phase point measurement at full speed. All applications’ performance will benefit from this breakthrough, especially those involving high-frequency/high-resolution sampling.

The second major benefit is to processing speed, with computing speed up 3x allowing for quicker calculations of wavefronts, intensity, PSF, MTF, and most importantly the LIFT algorithms that power our new HASO LIFT series with 272 x 200 and 680 x 500 phase point sampling.

Last but not least, the M2 function returns, thanks to these memory and speed improvements with better than laser beam simulations.

WaveSuite4.3 is the version currently being delivered with new wavefront sensors, optical metrology systems and deformable mirrors. It will soon be available as an upgrade for compatible hardware. If you would like more information, please get in touch with us at sales@imagine-optic.com.

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Adaptive Optics opens gates for Nobel prizes https://www.imagine-optic.com/ao-opens-gates-for-nobel_prizes/ Mon, 02 Nov 2020 08:53:30 +0000 https://www.imagine-optic.com/?p=12291 In the past six years, adaptive optics (AO) has contributed to 8 Nobel Prizes. Unseen but essential, adaptive optics allows significant improvements in optical performance for imaging and laser systems… and Nobels. The 2014 chemistry laureates, Stefan Hell, Eric Betzig, and W. E. Moerner were awarded the Nobel for their work in superresolution microscopy; AO […]

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In the past six years, adaptive optics (AO) has contributed to 8 Nobel Prizes. Unseen but essential, adaptive optics allows significant improvements in optical performance for imaging and laser systems… and Nobels.

The 2014 chemistry laureates, Stefan Hell, Eric Betzig, and W. E. Moerner were awarded the Nobel for their work in superresolution microscopy; AO technology contributed to this by improving the imaging of ultra-small light dots and bringing optical microscopy into the nanodimension. 4 years later, Gérard Mourou and Donna Strickland were awarded the prize for their achievements in the development of ultra-intense lasers. Adaptive optics was instrumental in allowing them to reach the ultimate level of performance in laser density. In addition to fundamental physics, this can apply to ophthalmic surgery, compact particle acceleration, or even nuclear transmutation!

Last but not least, the 2020 Nobel Prize in Physics was awarded to Andrea Ghez and Reinhard Genzel for their works on supermassive black holes, along with mathematician Roger Penrose. Their  work relied on large telescopes to accurately image the center of our galaxy, as well as – again an essential part of the support system – Adaptive Optics to measure and compensate for atmospheric distortions.Now – whether you’re working in astrophysics, nuclear physics, chemistry, lasers, microscopy, or other related domains – if you’re interested in boosting your chances for a Nobel, you may want to talk to us. We probably have an AO solution that matches your needs 😉

If you’re first interested in finding out more about our line of Wavefront Sensors and Deformable Mirrors or AO solutions, you can reach us at sales@imagine-optic.com or through the contact form (red enveloppe on the side).

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10 PetaWatts peak power at ELI-NP https://www.imagine-optic.com/10pw-laser-at-eli-np/ Wed, 02 Sep 2020 16:13:17 +0000 https://www.imagine-optic.com/?p=12156 The most powerful laser in the world has reached 10 PetaWatts with a 0.9 Strehl ratio, and the help of Imagine Optic’s AO Laser solutions. In the last two decades, adaptive optics (AO) has dramatically improved the performance of Ultra-High Intensity Laser (UHIL) by mastering wavefront aberrations to deliver optimal focus for cutting-edge scientific applications. […]

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The most powerful laser in the world has reached 10 PetaWatts with a 0.9 Strehl ratio, and the help of Imagine Optic’s AO Laser solutions. In the last two decades, adaptive optics (AO) has dramatically improved the performance of Ultra-High Intensity Laser (UHIL) by mastering wavefront aberrations to deliver optimal focus for cutting-edge scientific applications. The latest generation of UHIL is now based on lasers delivering more peak and mean power than previous technology, and rely more than ever on adaptive optics.

The HPLS (High Power Laser System) manufactured by Thales belongs to the latest generation of UHIL and was comissioned at ELI-NP (Extreme Light Infrastructure Nuclear Physics) in Romania. It embeds a new generation of AO solutions combining highly accurate and robust wavefront sensors, and fast and precise deformable mirrors, namely our ILAO star DM controled through our WaveTune software.

The HPLS presents two beamlines which deliver each a main beam of 10 PW peak power at 1 shot per minute, and 2 other intermediate outputs at 100 TW, 10 Hz and 1 PW, 1 Hz. Each of these 6 outputs rely on Imagine Optics’ ILAO* deformable mirror and Wavetune software to optimize and stabilize these ultraintense beams along 2 main objectives:
– Focusability, with a 0.9 Strehl ratio capability.
– Compressor’s gratings protection, thanks to the correction of aberrations of the laser beam prior to compression in order to avoid potential hot spots.

Feel free to reach us if you would like more info on our work for UHIL. You can also check out our recent webinar “A practical tour of Adaptive Optics” for more on AO.

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(Re)watch A Practical Tour of Adaptive Optics https://www.imagine-optic.com/a-practical-tour-of-adaptive-optics/ Wed, 08 Jul 2020 12:57:23 +0000 https://www.imagine-optic.com/?p=12079 Our third webinar and live demo completes our on ongoing series on wavefront metrology and correction. You can (re)watch our 3rd webinar, a practical tour of adaptive optics, wavefront sensing and correction. Our CSO Xavier Levecq, and our CTO Guillaume Dovillaire addressed fundamental topics on adaptive optics (AO), covered a variety of applications, and showcased […]

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Our third webinar and live demo completes our on ongoing series on wavefront metrology and correction.

You can (re)watch our 3rd webinar, a practical tour of adaptive optics, wavefront sensing and correction. Our CSO Xavier Levecq, and our CTO Guillaume Dovillaire addressed fundamental topics on adaptive optics (AO), covered a variety of applications, and showcased telescope optimization using AO.

The 2 setups, featuring our MIRAO 52E deformable mirror and HASO4 First and HAOS4 FAST wavefront sensors, help them showcase, among other things :
• The main principles of AO, how it works and why it can dramatically improve optical applications (1st demo).
• How do industrial and research applications take advantage of adaptive optics.
• What makes high speed AO a game-changer to mastering atmospheric turbulences, as an example (2nd demo).

If you’re interested in finding out more about our line of Wavefront Sensors and Adaptive Optics Solutions, you can reach us at sales@imagine-optic.com or through the contact form (red enveloppe on the side).

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Can you trust your wavefront sensor ? (Re)watch our live demo webinar https://www.imagine-optic.com/can-you-trust-your-wavefront-sensor/ Tue, 30 Jun 2020 16:17:32 +0000 https://www.imagine-optic.com/?p=12061  Putting trust in your wavefront sensor is a necessity at some point. It is precisely the reason why our CSO Xavier Levecq addressed fundamental topics on wavefront analysis, and best practices/tips and tricks to evaluate the accuracy and trustworthiness of any wavefront sensor. In this second webinar on optical and wavefront metrology, Xavier walks us […]

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 Putting trust in your wavefront sensor is a necessity at some point. It is precisely the reason why our CSO Xavier Levecq addressed fundamental topics on wavefront analysis, and best practices/tips and tricks to evaluate the accuracy and trustworthiness of any wavefront sensor.

In this second webinar on optical and wavefront metrology, Xavier walks us through 2 different setups and explains :
– How to make an absolute wavefront measurement?
– How to analyze the PSF to verify the wavefront sensor accuracy?
– How do chromatisms, pupils, aberrations, tilt… may or not influence the results depending on the optical metrology used.

You can browse our collections of videos and webinars from our gallery.

If you’re interested in finding out more about our line of Wavefront Sensors and Optical Metrology Systems, you can reach us at sales@imagine-optic.com or through the contact form (red enveloppe on the side).

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Conjugation Helper : a game-changer in Adaptive Optics optimization https://www.imagine-optic.com/conjugation-helper/ Tue, 26 May 2020 17:31:34 +0000 https://www.imagine-optic.com/?p=11982 The ultimate Adaptive Optics optimization is just one click away. WaveTune 4.1.10 Conjugation Helper is a game-changer in the optimization of Adaptive Optics setting as it simplifies the WFS/DM alignment to a one-click process. Adaptive Optics are key to optimizing the optical quality of any instrument or set-up. Obviously both the performance of the wavefront […]

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The ultimate Adaptive Optics optimization is just one click away.

WaveTune 4.1.10 Conjugation Helper is a game-changer in the optimization of Adaptive Optics setting as it simplifies the WFS/DM alignment to a one-click process.

Adaptive Optics are key to optimizing the optical quality of any instrument or set-up. Obviously both the performance of the wavefront sensor (WFS) and deformable mirror (DM) are fundamental in obtaining the best corrections, but the quality of the WFS-DM conjugation is also a major additional factor to get the best out of adaptive optics.

Why is this optical conjugation so important ?
– A good DM-WFS conjugation is required to get a relevant interaction matrix as well as the highest number of correction modes in the command matrix.
– With a good conjugation, the beam shape measured by the WFS becomes independent of the beam aberrations. The beam shape keeps perfectly stable during the correction process.
Without an adequate conjugation, a simple astigmatism will make the beam shape elliptical, and constantly change during correction : these effects will systematically prevent reaching the best correction.

Imagine Optic has developed the newly-released Conjugation Helper function as part of its WaveTune 4.1.10 upgrade. The Conjugation Helper acts is a one-click process that will display both the distance and direction to adjust the wavefront to in order to get the perfect conjugation. This delicate and time-consuming WFS/DM alignment is now just a simple, instantaneous click-through process, thanks to the Conjugation Helper function.

WaveTune 4.1.10 is the latest version of Imagine Optic’s acclaimed software, and is currently available and shipped with all our Wavefront Sensors and Deformable Mirrors.

UPDATE : watch this 4 min video where Xavier Levecq, CSO Imagine Optic, showcases:
– the Conjugation Helper module,
– how to make an optical conjugation measurement,
– how to perform adaptive optics calibration.

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Building the future of Dynamic Adaptive Imaging in Microscopy and Ophthalmology https://www.imagine-optic.com/dynamic-fet-project/ Tue, 26 May 2020 17:21:55 +0000 https://www.imagine-optic.com/?p=11976 Next generation opto-electronic devices enable ultrafast adaptive imaging in microscopy and ophthalmology. DYNAMIC FET project is starting development. Recent years have seen the adaptation of innovative technologies to extend optical imaging beyond fundamental limits, and drastically increase the resolution of optical investigation in many fields. However, even state-of-the-art equipment falls short when it comes to […]

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Next generation opto-electronic devices enable ultrafast adaptive imaging in microscopy and ophthalmology. DYNAMIC FET project is starting development.

Recent years have seen the adaptation of innovative technologies to
extend optical imaging beyond fundamental limits, and drastically increase the
resolution of optical investigation in many fields. However, even state-of-the-art equipment falls short when it comes to deep tissue microscopic imaging.

A radical new approach is building up to overcome the limitations imposed by multiple scattering by proactively compensating for refractive index variations in tissue. This is achieved by applying novel photonic technologies in order to control light properties and manipulate optical paths with the objective of matching the effect of chemical optical clearing.

The DYNAMIC project gathers European experts in the fields of optics, mechatronics, mathematics, life sciences and medicine that will tackle such barriers. In particular, ultrafast, real-time dynamic wavefront shaping technologies will be developed together with innovative phase compensation algorithms.

Imagine Optic is proud to contribute its expertise to this ambitious collective effort: a new generation of wavefront correctors will be developed to enhance Adaptive Optics performance in both microscopy and ophthalmology. This project has received funding from the European Union’s Horizon 2020 research an innovation program under grant agreement No863203.

If you’re interested in finding out more about our AO Solutions for Microscopy and Bioimaging, you can reach us at sales@imagine-optic.com or through the contact form (red enveloppe on the side).

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10 reasons to use Shack-Hartmann wavefront sensors https://www.imagine-optic.com/shack-hartmann-wfs/ Wed, 22 Apr 2020 14:28:16 +0000 https://www.imagine-optic.com/?p=11855 The post 10 reasons to use Shack-Hartmann wavefront sensors appeared first on Imagine Optic.

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Wavefront sensors have various perceived benefits but here are 10 objective reasons that have made Shack-Hartmann a trusted standard in the field.

  1.  Real time measurement (up to several kHz)
  2. Achromatic
  3. Absolute measurement (typ. lambda/100, lambda/1000 achievable)
  4. Linearity > 99.9%
  5. Huge dynamic range > 1000 lambdas
  6. Wavefront and intensity maps measured independantly
  7. Simple and robust technology
  8. Insensitive to vibrations
  9. Wavefront measurement even with less than 100 picojoules
  10. 100% beam acquired, user mask not mandatory

 

Shack-Hartmann wavefront sensors are widely used in various fields of optics, such as astronomy, ophthalmology, and microscopy, due to their numerous benefits. These sensors can measure wavefront distortions caused by atmospheric turbulence, optical aberrations, or other factors with high accuracy and sensitivity, making them a valuable tool for adaptive optics systems. Those sensors are also non-invasive and provide real-time measurements, making them ideal for measuring wavefronts in living tissue. Additionally, these sensors can be easily integrated into optical systems, and their compact size and low power consumption make them suitable for field use. Overall, S-H wavefront sensors are a versatile and powerful tool for precise wavefront analysis and have a wide range of applications in the field of optics.

If you’re interested in finding out more about our line of  Shack-Hartmann wavefront sensors, check out this amazing specs table, and you can reach us at sales@imagine-optic.com or through the contact form.

 

 

 

 

 

 

 

 

 

 

 

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Make the Most of UHIL Systems with Adaptive Optics https://www.imagine-optic.com/uhil/ Tue, 24 Mar 2020 13:54:18 +0000 https://www.imagine-optic.com/?p=11656 Adaptive Optics (AO) dramatically improve the performance of optical systems by mastering wavefront distortions to deliver optimal focus and quality imaging for both scientific and industrial applications. The principle of an AO optimization for UHIL is that a deformable mirror combined with a wavefront sensor and the appropriate software addresses all the requirements for either […]

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Adaptive Optics (AO) dramatically improve the performance of optical systems by mastering wavefront distortions to deliver optimal focus and quality imaging for both scientific and industrial applications.

The principle of an AO optimization for UHIL is that a deformable mirror combined with a wavefront sensor and the appropriate software addresses all the requirements for either closed or open loop setups, and correct wavefront defects that inevitably affect UHIL beams.

The first step in such settings consists in measuring the wavefront with a sensor that features high accuracy, linearity and dynamic range in order to determine optimal corrections. The appropriate software should then not only gather all the data needed for the diagnostic part but moreover enable for the configuration of the interactions matrix that controls the deformation of the mirror, and makes the whole system perform optimally.

From that point the AO loop – i.e. the wavefront sensor / software / deformable mirror combo – will ensure that the UHIL beam is permanently optimized and delivers (the right intensity with the right shape at the right place) high Strehl-ratio focal spot to the right plane. Imagine Optic has been helping UHIL teams all over the world for the past 10 years, and most recently equipped all 6 beamlines of ELI – NP project that is currently ongoing in Romania, and recently reached record power level of 10.3PW.

Whatever your UHIL setup, feel free to reach out to us, we can help you make the most of your experiment. As a partial view of our know-how and capabilities, here is an application note on the “full correction of a laser chain including final focusing optics”.

If you’re interested in finding out more about our UHIL Laser metrology and correction products, you can reach us at sales@imagine-optic.com or through the contact form (red enveloppe on the side).

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