ROLAND CONSULT
Stasche & Finger GmbH
Friedrich-Franz-Str. 19
14770 Brandenburg an der Havel
Germany

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RETImap

Product Details

RETImap

Download more Information: RETImap-PPT

Electrophysiological Test Unit combined with Scanning Laser Ophthalmoscope

RETImapSimultaneous infrared laser monitoring during electrophysiological function testing with Roland RETImap. New for animal and human topography and function in the same time and area.

An ERG, PERG, PVEP or mfERG stimulus (RETIport-scan) and a new confocal Scanning Laser Ophthalmoscope (883 nm) RC SLO-50 are connected to record ERGs and VEPs projected by a small traditional CRT-stimulus source.

This allows topographic retinal function recordings with the technique of monitor stimulation combined with a laser fundus imaging system. This method is necessary in cases where the retinal position of the stimulus array is not centered onto the fovea, deviates due to fixation problems or for all other cases you want to be sure to stimulate the right area on the retina.


Advantages

  • integrated in RETIscan (Roland’s multifocal electrophysiology system, mfERG, mfVEP, Perimetry)
  • integrated in RETIport (Roland’s traditional electrophysiology system, ERG, VEP)
  • controlling of stimulus positions and eye movements during examination
  • see an eye-movement-profile during examination
  • repeats sequences with eye-movements automatically
  • for humans and animals Technical Data


Technical Data
Laser Scanning System

 Field of View:   30° x 30° 
 Digital Image Size:  512 x 512 Pixel
 Digital Image Depth:   12 bit
 Max. Image Frequency:  15 Hz
 Optical Resolution:  24 µm
   
 Laser Sources  NIR: 880 nm (NIR reflectance)
   Blue: 488 nm (Fluorescein Angiography)


Stimulation System

 
 Field of View:   30° x 30° 
 Brightness:  1000 cd/m²
 Vertical Frequency:   60 Hz


Biosignal-Amplifier

Type BF check-voltage 1,5 kV digital controlled amplifier

 Impedance:  2 x 1000 MOhm
 Noise:   < 4 µV (SS)
 Common mode reaction:  < 110 dB
 Sensitivity:  10 µV/div to 2 mV/div
 High pass:  0.02 Hz to 1 kHz
 Low pass:  20 Hz to 10 kHz

 
Samples

for humans and animals

maus4_small-2.gif

(mouse eye)


 


 

 


 
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