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Total: 36 results found.

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1. Direct control of Zernike modes using piezo and membrane DM
(Technical documents/Technical articles)
... quick quasi-optimal convergence to the maximum value of the  target function. Here we show a  15 mm 37-channel OKO Micromachined Membrane Deformable Mirror (MMDM) and 30 mm 37-channel Piezoelectric ...
Wednesday, 05 October 2011
2. Adaptive Optics Breadboard
(Technical documents/Technical articles)
...  Technical data Parameter Value Deformable mirror 15-mm 17-ch MMDM with built-in tip-tilt stage (used for this particular demo).  A wide range of OKO membrane and piezo ...
Thursday, 25 August 2011
3. Beam shaping
(Products/Solutions)
For accurate and/or dynamic beam shaping, deformable mirrors offer a perfect solution. Whether you need to convert a gaussian beam to a flat-top circular beam, or to correct dynamically the beam shape, ...
Tuesday, 21 June 2011
4. Action Discounts
(News/Latest news)
... (subject to change without preliminary notice)  and save up to  49% on our most popular products: ProductRegular priceAction price MMDM 15 mm 17 ch +t/t, Al-coated, with built-in ...
Tuesday, 14 June 2011
We have just introduced a new membrane deformable mirror  integrated with a piezoelectrical tip-tilt stage. The mirror has 15 mm diameter and 17 actuators, with  the geometry optimized for the ...
Friday, 22 April 2011
15-mm MMDM with 17 actuators and integrated tip-tilt stage has been specially designed for correction of low-order aberrrations. The deformable mirror has the actuator geometry optimized for the correction ...
Thursday, 10 February 2011
7. Defocus generation with MMDM and PDM
(Technical documents/Technical articles)
What is the maximum defocus correction I can get with your mirror? Is it possible to generate both negative and positive defocus? Which mirror, PDM or MMDM, do you advice me to use for correction of Z2,0? — Here, ...
Thursday, 27 January 2011
8. 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
Making a membrane for MMDM is a complex process, and it's practically impossible to obtain membranes without any defect. These defects are the result of (dust) particles and are visible as small spots ...
Tuesday, 16 February 2010
10. 15 mm 37-ch "OKO Mirror"
(Products/MMDM)
...  For more technical information, please download the technical passport of a typical 15-mm 37-actuator MMDM.  ...
Friday, 02 October 2009
The standard coating for MMDM is aluminum, for PDM — aluminum or protected silver. Gold, protected silver and dielectric coatings (with a small number of coating layers) for MMDM and ...
Tuesday, 23 June 2009
... (or 8 μm at 400 V); for MMDM, it depends on the mirror size (about 9 μm for 15-mm mirrors and 18 µm for 50-mm mirrors). For typical values of maximum and inter-actuator stroke of our ...
Tuesday, 23 June 2009
The shape of the response functions depends on the mirror type (MMDM or PDM) and on the actuator structure. A very good approximation to the response functions for all of our mirrors can be calculated ...
Tuesday, 27 January 2009
14. MrFit
(Products/Software)
MrFit is a program for simulation of membrane and continuous facesheet deformable mirrors ("Mr" means mirror and "Fit" means to fit a specified wavefront). It calculates the voltages to be applied to the ...
Friday, 04 April 2008
15. MrFit is out
(News/2008)
A free version of our Windows software for modeling of the response of membrane and piezoelectric deformable mirrors is available for download (Warning, the file size is ~150 MB!). MrFit is a program ...
Wednesday, 20 February 2008
... from OKO Technologies - MMDM with up to 79 channels and PDM with up to 109 channels - or any custom mirror using the same controllers. Custom controllers can be interfaced to FrontSurfer using external ...
Monday, 10 December 2007
...  The initial figure of MMDM is flat with RMS deviation from the nearest reference plane better than 400nm. OKO mirror with 37 channels and a diameter of 15mm will have less than 1 fringe of astigmatism ...
Monday, 10 December 2007
... range is higher for low spatial frequencies. The maximum profile difference between the adjacent actuators reaches 800 nm for MMDM and can be as large as 3 ?m for a PDM.  ...
Monday, 10 December 2007
... 37-ch MMDM provides high-quality correction of all 3-rd order aberrations and is reasonably good in correcting the 5-th order aberrations. 79-ch MMDM will correct aberrations up to 5th order. PDM with ...
Monday, 10 December 2007
20. Linear deformable mirrors
(Products/Wavefront correctors)
... and a 20 (40)-ch USB DAC unit (or a 24-ch 8-bit PCI DAC card) for interfacing to a PC. Full technical description can be downloaded here. Linear MMDM for pulse compression The linear membrane DM represents ...
Monday, 10 December 2007
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