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Total 18 results found.

1. Special offer
(News/Latest news)
... redundancy  to produce simple low-order Zernike terms, OKO mirrors are optimized to correct for the most frequent aberrations of optical and laser systems using  small number of control channels, with ...
Wednesday, 10 September 2008
... correction of  low-order aberrations. By locating 18  of 19 mirror's actuators outside the 20-mm aperture, we achieved perfect correction of the first 15 Zernike polynomials practically without any actuator ...
Friday, 25 July 2008
3. Wavefront Sensors
(Products/Wavefront sensors)
... of low-order aberrations in polar coordinates or bar-graph format. In the feedback mode, the program couples with OKO deformable mirror and can be used for low-cost real-time adaptive optics. FrontSurfer ...
Thursday, 20 March 2008
Our article "Correction of low-order aberrations using continuous deformable mirrors" is published in Optics Express. ...
Monday, 18 February 2008
... package. It has a numerical aperture of 1:10 and can be applied for real-time correction of optical aberrations and generation of precision wavefronts.  ...
Monday, 10 December 2007
FrontSurfer adaptive optics package can be used for building an adaptive optical system for correction of aberrations. Optical design of the system is dependent on the application and should be made by ...
Monday, 10 December 2007
7. Introduction to the FrontSurfer
(Products/Wavefront sensors)
... testing of transmissive and reflective optics: lenses, mirrors, lens assemblies, collimators, etc. The measurement precision can reach λ/100 rms. Real-time display of low-order aberrations ...
Monday, 10 December 2007
... measurement mode, the precision is limited by fabrication errors of the microlens array (or Hartmann mask). Please note that the precision is specified for low-order aberrations, when the sampling error ...
Monday, 10 December 2007
Applications include optical shop testing of transmissive and reflective optics, alignment of optical systems, real-time monitoring and active compensation of optical aberrations.  ...
Monday, 10 December 2007
Standard 37-ch 15-mm mirror provides about 20000 nm of wavefront deformation for defocus. Third and fifth order aberrations with wavefront amplitudes of up to 3000 nm can be corrected. In general the dynamic ...
Monday, 10 December 2007
Information about the spatial and temporal spectra of the aberrated wavefronts is required for a good answer to this question. Membrane mirrors in general are good in correcting smooth continuous aberrations. ...
Monday, 10 December 2007
... A mirror a diameter of 10mm will have less than 1 fringe of astigmatism (averaged over a number of devices), an average mirror with a diameter of 15mm has about 2 fringes of astigmatism. These aberrations ...
Monday, 10 December 2007
... mirror diameter. Contact OKO for details. Using the device in scanner mode will reduce its correction performance for higher order aberrations. ...
Monday, 10 December 2007
MMDM is used for fast correction of aberrations in optical systems. ...
Monday, 10 December 2007
15. Piezoelectric DM
(Products/Wavefront correctors)
... integrates with OKO FrontSurfer wavefront sensor into a complete closed-loop adaptive optical system running with frame frequency of 15 to 100 Hz. Applications include dynamic correction of optical aberrations ...
Friday, 07 December 2007
16. AO systems with PDM
(Products/Complete AO systems)
AO systems with PDM are based on our technology of piezoelectric deformable mirrors (PDM). These mirrors can compensate large optical aberrations in a frequency range up to 1 kHz. Currently we fabricate ...
Friday, 07 December 2007
17. Publications based on OKO products
(Products/Technology)
Correction of low order aberrations using continuous deformable mirrors The authors show that to achieve a high quality correction of low-order aberrations using membrane, bimorph and continuous facesheet ...
Friday, 07 December 2007
18. AO system overview
(Products/Complete AO systems)
Flexible Optical BV supplies complete closed-loop adaptive optical systems for real-time correction of optical aberrations and generation of precision wavefronts. Click here to download a short video ...
Thursday, 06 December 2007
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