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Flexible Optical B.V. presents new 19-channel 30-mm PDM for high-quality correction of low-order aberrations.  Our new 19-channel PDM has been specially designed for correction for low-order aberrations. ...
Friday, 25 July 2008
2. A4MEMS high-voltage amplifier modules
(Products/Electronics)
A4MEMS is a low-cost high-voltage DC amplifier. A4MEMS measures 110 x 60 x 30mm. It provides 0 ... 300 V output in 4 independent channels. Voltage ranges up to 0 ... 400 V are available on a special order. ...
Thursday, 27 March 2008
3. Standard configurations
(Products/Wavefront sensors)
...  Yes *For λ= 633 nm **For low-order aberration analysis on a PC with AMD Athlon XP1800+ processor and 256 MB RAM  ...
Thursday, 20 March 2008
4. 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
5. Contact us
(Company/What is OKO Tech?)
Flexible Optical B.V. Address: Rontgenweg 1, 2624 BD Delft The Netherlands View Larger Map Tel: +31-15-2851547 Fax: +31-15-2851548 E-mail: oko@xs4all.nl ...
Thursday, 06 March 2008
Our article "Correction of low-order aberrations using continuous deformable mirrors" is published in Optics Express. ...
Monday, 18 February 2008
7. High-voltage amplifier units
(Products/Electronics)
OKO DC HV amplifiers with 20 and 40 channels are specially designed to drive the membrane and piezoelectric deformable mirrors. Each amplifier has 40 identical amplifier channels with a gain of 55 (80). ...
Monday, 10 December 2007
8. Electronics
(Products/Electronics)
... independently in any order. A single USB DAC module allows to control 40 channels with refresh frequency of 1kHz and precision of 12 bit. These modules can be used in parallel to control 80, 120... etc. ...
Monday, 10 December 2007
9. Hartmann masks
(Products/Wavefront sensors)
Flexible Optical offers calibrated Hartmann masks with square and circular apertures with orthogonal and hexagonal geometries. Masks are fabricated in glass and coated with patterned aluminum. Since the ...
Monday, 10 December 2007
10. Microlens arrays
(Products/Wavefront sensors)
Flexible Optical produces high-quality replicated microlens arrays specially for the use with FrontSurfer wavefront sensors. As a standard option, we offer a hexagonal array of 127 microlenses with a focal ...
Monday, 10 December 2007
11. Screenshot
(Products/Wavefront sensors)
Click on the picture to enlarge it in a new window.
Monday, 10 December 2007
12. 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
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
... 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
Standard 15mm Al-coated MMDM can handle up to 3 W optical load in the visible range. On a special order MMDM can be coated with a special HR metal-dielectric coatings, making them suitable for optical ...
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
18. Micromachined Membrane Deformable Mirrors (MMDM)
(Products/Wavefront correctors)
... publications. Available with Al and gold coatings as standard, custom orders for protected silver and multilayer laser coatings available. The deflection range measured in the centre of the membrane is ...
Friday, 07 December 2007
19. LC Lenses
(Products/Wavefront correctors)
Light aperture: 5 mm Transmission: 75% Polarization: works with linearly polarized light Focal distance: 0.3 m to infinity Control voltage: 0 to 9V Control ...
Friday, 07 December 2007
20. 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
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