[optacon-l] Re: Request for some advice

  • From: "H & C Arnold" <4carolyna@xxxxxxxxxxxxxx>
  • To: <optacon-l@xxxxxxxxxxxxx>
  • Date: Mon, 30 Nov 2009 08:05:57 -0500

Richard, the tactile array on the Optacon, like Braille, is more clearly 
recognized with light touch. The touch sensation in the fingers can identify 
more by touching lightly not by pressing material. I hope you can develop 
something that could be helpful to all of us.

In God We Trust,

Carolyn
----- Original Message ----- 
From: "Richard Vickery" <Richard.Vickery@xxxxxxxxxxx>
To: <optacon-l@xxxxxxxxxxxxx>
Sent: Sunday, November 29, 2009 10:58 PM
Subject: [optacon-l] Request for some advice


> Hello everyone,
>
> I am a University-based neuroscientist at UNSW in Australia. We are using 
> an
> Optacon R1-B as a research tool to investigate tactile function. This is
> primarily basic research, but may in the longer term have application in 
> the
> development of better haptic feedback devices for remote sensing and 
> assisting
> the disabled.
>
> Our Optacon is very sensitive to the contact force between the finger and 
> the
> device. If you hold your finger down on it too firmly, the pins barely 
> move and
> are difficult to detect. Also the sensation produced by each column seems
> different with the side ones being least effective. I was hoping that you 
> expert
> Optacon users might be able to tell me if all Optacons behave this way, or
> whether our one is in need of a major overhaul.
>
>
> Thanks in advance for your help,
>
> Best wishes
> Richard Vickery
>
>
> -- 
> Dr Richard Vickery
> School of Medical Sciences, UNSW, Australia, 2052
> ph. 61 2 93851676,  fax 61 2 93851059
>
>
>
>
>
>
>
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