Flexible Optical B.V. (OKO Technologies)

1. Special offer
(News/Latest news)

... 14000; based on  37-ch 30-mm protected Al  or protected silver -coated piezoelectric deformable mirror, EUR 19000.    Unlike MEMS mirrors that employ  hundreds of control channels with extreme ...

2. PCI DAC boards
(Products/Electronics)

OKO digital PCI boards provide 8-bit voltage control for 24 output channels. The output voltage range can be trimmed continuously in the range 2.5 ... 10V for all channels. Setting time per channel is ...

3. USB control unit
(Products/Electronics)

Digital-to-analog converter unit "DAC-40-USB" provides 12-bit voltage control for 40 output channels. The output voltage range can be trimmed continuously in the range 2.5 ... 5 V for all channels. Several ...

4. New 50mm PDM with 37 channels
(News/Latest news)

... between the neighbor actuators reaches 2 µm. The mirror is driven by a 40-ch HV amplifier unit, controlled from a computer USB port via a 40-ch 12-bit USB DAC module. The case of the mirror has ...

5. Typical passports
(Products/Technology)

... to The FrontSurfer control system  ...

6. Electronics
(Products/Electronics)

... of interfaces and amplifiers that allow to control high-voltage deformable mirrors with up to 1 kHz frequency, voltage up to 400V with a precision of 8 (PCI) or 12 (USB) bit. OKO PCI boards allow to ...

7. Which deformable mirror can be used with FrontSurfer?
(FAQs/Adaptive optical systems)

FrontSurfer have embedded support of OKO’s deformable mirror controllers, including 24-channel ISA and PCI boards and 40-channel USB driver modules. With these features, FrontSurfer can control any mirror ...

8. What is included in a typical FrontSurfer adaptive optics package?
(FAQs/Adaptive optical systems)

FrontSurfer adaptive optics package includes a deformable mirror with a full set of control electronics and the FrontSurfer wavefront sensor package including FrontSurfer software with adaptive optics ...

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

The wavefront analysis and control system The FrontSurfer is the most inexpensive Hartmann-Shack sensor on the market. Nevertheless, the system is very universal and can be used for: Optical shop ...

10. What is FrontSurfer?
(FAQs/Wavefront sensors)

FrontSurfer is a wavefront analysis and control system based on Shack- Hartmann wavefront sensors and deformable mirrors from OKO Technologies.  ...

11. Linear deformable mirrors
(Products/Wavefront correctors)

  OKO Tech produces membrane and piezoelectric DM for ultrafast pulse control. These mirrors are usually used in a stretcher for selective control of the delays of chosen spectral components. Linear ...

12. How linear is the MMDM response?
(FAQs/MMDMs)

The displacement of the mirror surface is proportional to the SQUARE of the applied voltage. The mirror response can be linearized using the operation of square root. For 8-bit biased digital control the ...

13. How to bias the MMDM?
(FAQs/MMDMs)

... position. In the case of digital control (one byte 0 to 255 per channel) all electrodes should be set to 180. These values should be adjusted to obtain a perfect spherical figure. ...

14. What is "biased operation"?
(FAQs/MMDMs)

... From this state the membrane can be moved to both positive (from the electrode structure) and negative (to the actuator structure) directions by controlling the actuators voltage. ...

15. Micromachined Membrane Deformable Mirrors (MMDM)
(Products/Wavefront correctors)

... the most popular deformable mirror ever made. In production since 1997, hundreds of these devices are used by scientists and engineers in all kinds of adaptive optics project, including laser beam control, ...

16. 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 ...

17. Piezoelectric DM
(Products/Wavefront correctors)

... in the range 1 to 3 μm. The mirror is controlled by OKO HV amplifer(s) and interfaced to a PC using 8-bit PCI or 12-bit USB controller(s). The full-amplitude mechanical response of the mirror is faster ...

18. WF correctors
(Products/Wavefront correctors)

We offer flexible modular adaptive optical systems with 19 to 109 control channels with mirror apertures 15 to 50mm. Deformable mirrors can be coated with bare metals such as Aluminum and Gold and with ...

19. AO systems with PDM
(Products/Complete AO systems)

... DAC controllers, CMOS firewire camera with a microlens raster and a control computer running FrontSurfer WF reconstruction and contrrol software.  ...

20. AO systems with MMDM
(Products/Complete AO systems)

... one or more HV amplifier units, USB or PCI DAC controllers, CMOS firewire camera with a microlens raster and a control computer running FrontSurfer WF reconstruction and contrrol software.  ...