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voltage
Total: 23 results found.
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1.
A4MEMS High-Voltage amplifier modules (new)
(Products/Electronics)
A4MEMS is a low-cost high-
voltage
DC amplifier. In the new version we have significantly improved the frequency response of the amplifier gain, extending the operational regime up to 2 kHz for ...
Friday, 19 February 2010
2.
New version of A4MEMS high-voltage amplifier is out!
(News/Latest news)
We announce the release of new, updated version of A4MEMS, our 3-channel high-
voltage
amplifier for quick MEMS prototyping. This unit is capable of driving capacitive loads in a wide frequency ...
Friday, 19 February 2010
3.
What is the stroke of a deformable mirror?
(FAQs/General)
... a mirror surface when the maximum
voltage
is applied to all mirror actuators, the latter one describes the deformation when the maximum
voltage
is applied to a single actuator and zero
voltage
applied ...
Tuesday, 23 June 2009
4.
What voltage is required by your PCI DAC boards (3.3V or 5V) ?
(FAQs/Electronics)
5 Volts -- it's PCI 2.2 (please see the board manual)
Thursday, 19 February 2009
5.
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
voltage
s to be applied to the ...
Friday, 04 April 2008
6.
High-voltage amplifier boards
(Products/Electronics)
We produce three different types of 20-channel driver boards for deformable mirrors. These boards have gain of 59, 35, 81, providing output
voltage
swing [0...400V] for input range [0...10V] in a frequency ...
Thursday, 27 March 2008
7.
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
8.
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 ...
Thursday, 27 March 2008
9.
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 ...
Thursday, 27 March 2008
10.
MrFit is out
(News/Latest news)
... for simulation of membrane and continuous facesheet deformable mirrors ("Mr" means mirror and "Fit" means to fit a specied wavefront). It calculates the
voltage
s to be applied to the actuators to achieve ...
Wednesday, 20 February 2008
11.
High-voltage amplifier units
(Products/Electronics)
OKO DC HV amplifiers with 20 and 40 channels are specially designed to drive MEMS devices and deformable mirrors. Each amplifier has 40 identical amplifier channels with a gain of 55 (80). ...
Monday, 10 December 2007
12.
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 ...
Monday, 10 December 2007
13.
How good is MMDM optically?
(FAQs/MMDMs)
... can be easily corrected during the mirror operation by calibrating the bias
voltage
. ...
Monday, 10 December 2007
14.
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 ...
Monday, 10 December 2007
15.
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 ...
Monday, 10 December 2007
16.
How to bias the MMDM?
(FAQs/MMDMs)
In the simplest case biasing can be achieved by applying a constant
voltage
to all actuators of the MMDM. Theoretically under the constant bias the MMDM should take a parabolic shape. In practice, MMDM ...
Monday, 10 December 2007
17.
What is "biased operation"?
(FAQs/MMDMs)
... shapes with a reference to a flat surface. To achieve bi-directional operation the membrane should be initially deflected towards the actuators and made perfectly spherical by adjusting the actuator
voltage
s. ...
Monday, 10 December 2007
18.
Where to buy high-voltage power supplies for OKO driver boards?
(FAQs/General)
... fax (0)11-416919. EMCO high-
voltage
DC to DC convertors F03 (F02 for lower
voltage
) can be used for portable applications. One module is needed for a 19-ch system, two modules will power a 37-ch system. ...
Monday, 10 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)
... model of the single-electrode corrector is proposed and used to study the dependences of the
voltage
and phase profiles on the properties of the corrector design. The technology of manufacturing a ceramic ...
Friday, 07 December 2007
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