Flexible Optical B.V. (OKO Technologies)

1. Welcome to Flexible Optical B.V.!
(Company/What is OKO Tech?)

... applications; the best evidence to this is a constantly growing number of publications not only written by OKO members, but also based on OKO’s products.  ...

2. 15-mm 17-ch MMDM with integrated tip-tilt stage
(Products/MMDM)

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 ...

3. Adaptive Optics without trouble
(Technical documents/Technical articles)

...  Since adaptive optics was suggested by Babcock [1], a great number of wavefront correctors has been proposed, realized and used to improve the performance of adaptive optics in science, medicine, and ...

4. 40-ch 16-bit Ethernet DAC
(Products/Electronics)

... number of channels.  Since Ethernet and TCP/IP are ubiquitous modern standards, the usage of the device is not limited to any particular hardware/software platform.   For more details, ...

5. Does your AO system come with a software development kit?
(FAQs/Adaptive optical systems)

There are at least two possibilities to create your own control software: use of a simple SDK supplied with the PCI or USB DAC interface, which consists of a number of sample programs written in ...

6. What coating can be used with your deformable mirrors?
(FAQs/General)

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 ...

7. MrFit
(Products/Software)

... will simulate  any circular membrane or a continuous facesheet DM, with any number and geometry of actuators.  A free version of the software can be downloaded here.  It simulates only the deformable ...

8. PCI DAC boards
(Products/Electronics)

... independent control of a large number of analog output channels is required. For more details, please see the board manual.  ...

9. USB control unit
(Products/Electronics)

... units can be used simultaneously with a single PC. These units are applicable to a range of environments when a simultaneous independent control of a large number of analog output channels is required. ...

10. Wavefront Sensors
(Products/Wavefront sensors)

... Hartmann (-Shack) mask with arbitrary number of subapertures. The software supports standard video interfaces on Windows and Linux. In "Alignment" mode the software is capable of real-time dynamic display ...

11. MrFit is out
(News/2008)

... any circular membrane or a continuous facesheet DM, with any number and geometry of actuators. A free version of the software can be downloaded here. It simulates only the deformable mirrors produced ...

12. High-voltage amplifier units
(Products/Electronics)

... Hz on loads of up to 10 nF. A number of units can be combined (stacked) to drive deformable mirrors with more than 20 (40) channels. Units with a bandwidth of ~5 kHz and/or bi-polar output  are available ...

13. Electronics
(Products/Electronics)

Our standard adaptive optical systems are based on Windows PCs, high-voltage amplifiers and digital-to-analog converters (DAC) serving as interface between a PC and an amplifier. We have developed a number ...

14. Hartmann masks
(Products/Wavefront sensors)

...  Material Geometry Aperture size Subapertures Number Type ...

15. What is the closed-loop correction speed in FrontSurfer?
(FAQs/Adaptive optical systems)

The correction speed is mainly limited by the camera's frame rate.  However, it is also dependent on other factors, including the speed of the deformable mirror and its controller, number of spots in the ...

16. Introduction to the FrontSurfer
(Products/Wavefront sensors)

... mouse click. Processes spot patterns obtained with hexagonal, orthogonal or random Hartmann masks and microlens arrays with arbitrary number of apertures. Operates with and without reference pattern: ...

17. How good is the initial figure of OKO deformable mirrors?
(FAQs/General)

... averaged over a number of devices. Larger MMDM have 8 adjustment screws that allow to set the initial figure of the mirror. The initial optical quality is very good. The initial figure of PDM is flat ...

18. 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 ...

19. How MMDM works?
(FAQs/MMDMs)

... silicon frame and suspended over a number of planar electrodes - electrostatic actuators. When the membrane is electrically grounded and a voltage is applied to one or a number of the actuators, the membrane ...

20. Publications based on OKO products
(Products/Technology)

... is achieved by the deconvolution of a number of subimages registered simultaneously through multiple subapertures. Different implementations of multiaperture geometry, including pupil multiplication, pupil ...