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Total: 24 results found.

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1. Adaptive Optics Breadboard
(Technical documents/Technical articles)
... of correction of the static aberration present in the system; and in the last part, "AO on, dynamic", the system corrects for all aberrations. The aberration disk makes a couple of full turns in each part. ...
Thursday, 25 August 2011
... correction of low-order aberrations. The integrated tip-tilt stage allows to avoid the double use of the pupil-conjugated plane and to build compact and simple adaptive optical systems. For more detail, ...
Friday, 22 April 2011
... of the low-order aberrations, with 12 actuators located outside of the working aperture of 10 mm, and is mounted on a piezoelectric tip-tilt stage. This allows to avoid the double use of the pupil-conjugated ...
Thursday, 10 February 2011
4. Correction for low-order aberrations with 18-channel PDM
(Technical documents/Technical articles)
18-channel PDM has no actuators inside the active aperture. This makes it suitable for an excellent correction of low-order aberrations. The note presents interferometric images of the results of the generation ...
Thursday, 27 January 2011
5. Adaptive Optics without trouble
(Technical documents/Technical articles)
Matching of the wavefront corrector to the statistics of aberrations in the optical system can drastically improve the performance of adaptive optical system and reduce its price and complexity. Introduction ...
Monday, 24 January 2011
... designed for 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 ...
Friday, 25 July 2008
7. MrFit
(Products/Software)
... PDM optimized for correction of the low-order aberrations, and 37-ch 50-mm PDM. Please contact OKO Technologies for any further information about the commercial and the free version of the software. ...
Friday, 04 April 2008
8. 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
... of any combination of Zernike aberrations, mode analysis in laser resonators, interferometers, inverse problems, waveguides and propagation in media with non-uniform distribution of refraction index.   ...
Monday, 10 December 2007
... 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
13. 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 (tip/tilt, ...
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
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