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aberrations
Total 18 results found.
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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
2.
Deformable mirror optimized for low-order Zernike terms
(News/Latest news)
... 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
4.
Correction of low-order aberrations
(News/Latest news)
Our article "Correction of low-order
aberrations
using continuous deformable mirrors" is published in Optics Express. ...
Monday, 18 February 2008
5.
What is included in a complete adaptive optical system from OKO Tecnologies?
(FAQs/Adaptive optical systems)
... 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
6.
How to integrate FrontSurfer adaptive optics package into your application?
(FAQs/Adaptive optical systems)
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
8.
What is the precision of FrontSurfer wavefront sensor?
(FAQs/Wavefront sensors)
... 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
9.
What the FrontSurfer system can be applied for?
(FAQs/Wavefront sensors)
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
10.
How large can be the amplitude of the corrected aberrations?
(FAQs/General)
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
11.
How good the mirrors will correct our aberrations?
(FAQs/General)
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
12.
How good is MMDM optically?
(FAQs/MMDMs)
... 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
13.
Is it possible to use MMDM for tilt correction (scanner mode)?
(FAQs/MMDMs)
... 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
14.
What is the use of MMDM?
(FAQs/MMDMs)
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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