- From: Marc Haunschild <mh@zadi.de>
- Date: Thu, 23 Feb 2012 07:11:21 +0100
- To: w3c-wai-ig@w3.org
- Message-ID: <4F45D889.2080406@zadi.de>
Hi Carla, is this list public? Marc Am 22.02.2012 15:12, schrieb Carla De Winter: > > Maybe set up a list of personas? > > We arelistingright now which are the most importantcriteria for > impaired vision. > > May I remark that visual processing is also partof this, some people > have a perfect sight but still use the same techniques.I have been one > of them. > > Best regards, > > Carla De Winter > > AccessCapable > > -----Oorspronkelijk bericht----- > Van: Jim Tobias [mailto:tobias@inclusive.com] > Verzonden: woensdag 22 februari 2012 15:01 > Aan: 'Cain, Sally'; 'G F Mueden'; 'Marc Haunschild'; w3c-wai-ig@w3.org > Onderwerp: RE: approval > > Thanks Sally and all. > > I think we would agree that there are gradations of vision loss across > > several dimensions. More to the point, there's a continuum of > accommodations > > and techniques that people use for reading, from "only screen > > magnification/contrast" to "only screen reading", with at least some > people > > using both at the same time. And of course the settings for these 2 > > modalities also vary, both by person and by situation, such as the > specific > > task they are performing at the moment, their expectations of comfort, > > productivity, accuracy, etc. > > To me, one big problem we face is that we don't know how many people > are in > > each slot along these continua. How do we justify this or that > > recommendation if we don't know how many people it will benefit, or > how many > > people would be left behind? > > (Of course, there's an even bigger problem lurking behind this one > that pops > > out whenever we think about numbers: why are so many people using nothing? > > There's no evidence than more than a tiny fraction of potential users with > > disabilities are taking advantage of the mainstream and AT accessibility > > features and products out there.) > > *** > > Jim Tobias > > Inclusive Technologies > > +1.908.907.2387 v/sms > > skype jimtobias > > > -----Original Message----- > > > From: Cain, Sally [mailto:sally.cain@rnib.org.uk] > > > Sent: Wednesday, February 22, 2012 8:24 AM > > > To: G F Mueden; Marc Haunschild; w3c-wai-ig@w3.org > > > Subject: RE: approval > > > > > > Dear George, > > > > > > I would just like to comment on your statement "all the blind are > > > equally blind". I think it is important to note that this is not the > > > case. Someone who considers themselves blind may have light perception. > > > They may also have a tiny amount of vision, even if it may not be very > > > useful. I think it is important to recognise that every single persons > > > vision is different, even those people who have the same eye condition, > > > so we can make no assumptions about what someone can or cannot see. > > > > > > I hope this is helpful. > > > > > > Thanks > > > Sally > > > Digital Accessibility Development Officer > > > Royal National Institute for Blind People (RNIB) > > > > > > > > > -----Original Message----- > > > From: G F Mueden [mailto:gfmueden@verizon.net] > > > Sent: 22 February 2012 12:56 > > > To: Marc Haunschild; w3c-wai-ig@w3.org > > > Subject: Re: approval > > > > > > Marc, please amend your category list to point out the vast difference > > > between those who don't see and those who don't see well; their needs > > > are > > > quite different and what helps one group is often of no help to the > > > other. > > > Further, while all the blind are equally blind, there is variety in the > > > needs of those who still read with their eyes but not well. > > > Typically they suffer from (1) poor acuity (sharpness of focus) and (2) > > > poor > > > contrast sensitivity (ability to distinguish between shades of colors or > > > > > > grays). A third difficulty is small field size, not so prevalent but > > > important. > > > > > > The fix for #! is generally only half known. Everybody knows about > > > magnification. The other part is the need for word wrap to keep copy on > > > the > > > screen. Without it every line must be chased to its end, scrolling > > > right > > > and then left for the start of the next line. > > > The fix for #2 is not magnification (often suggested), but is choice of > > > font > > > for incoming text. Poor contrast sensitivity calls for thicker strokes > > > in > > > the lines that make the characters, so the use of bold fonts is the fix. > > > > > > User's software can provide them, but formatting can prevent their use. > > > Magnification help only a little. A bigger faint character is still > > > faint. > > > > > > Enough. To learn more, "Accessibility for Eye Readers". 12k and > > > growing, is > > > available as an email attachment from gfmueden@verizon.net > > > Commentts welcome. > > > > > > George ===gm=== > > > > > > > > > > > > > > > > > > > > > . > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ----- Original Message ----- > > > From: "Marc Haunschild" <mh@zadi.de> > > > To: <w3c-wai-ig@w3.org> > > > Sent: Wednesday, February 22, 2012 1:06 AM > > > Subject: Re: approval > > > > > > > > > | Hi Meliha, > > > | > > > | Simple question, simple answer. There are four categories of problems, > > > | people might have using a website > > > | > > > | vision > > > | hearing > > > | movement > > > | cognition > > > | > > > | can be less than average or (partially) non-existent (like the ability > > > | to see colors or to see with just one eye). > > > | > > > | Some things, which can be a challenge in real life, do not influence > > > the > > > | usage of a website a lot: like sitting in a wheel chair. > > > | > > > | I think this is clear. So just try to understand what needs have > > > people > > > | which cannot see. Can they use your site? How? It is quite easy to > > > | support them: they use screenreaders, programs that read your content. > > > | You have to provide ALL the content as text (also what is on your > > > | pictures). Now disable your css and look at your pages: everything > > > | should be linearly ordered in just one dimension: from top to bottom. > > > | Make sure, that the content is provided in the correct order: does it > > > | still make sense? Or do you use phrases like: on the left you see... > > > - > > > | which is nonsense now, because there is no left or right ;-) > > > | > > > | Try this with other disabilties. What is a problem for people that > > > | cannot move very good: if they cannot put there arms way up in the > > > air, > > > | its propably no problem to use a mouse and keyboard, but if they have > > > a > > > | tremor, its very difficult for them to klick on tiny buttons and > > > icons. > > > | > > > | With this approach you can find out a lot about your own site. If you > > > | like exoeriments: Just try to use your page with your feet instead of > > > | hands, wear glasses for watching 3d-movies (these with green and red > > > | "glass") > > > | > > > | And further just use your imagination. > > > | > > > | One thing which is difficult to understand: people whonever were able > > > to > > > | hear, normally do not speak even the language of there own country. > > > They > > > | use gestures for communication. So they cannot read your texts - at > > > | least only with big difficulties. So try to keep your sentences short, > > > | remain essentially, just write, like everybody should write anyway: > > > | there are a lot of descriptions/tutorials out there in the web, How to > > > | write texts. > > > | > > > | You will see - all of this improvements will help everybody to use > > > your > > > | site - like already saif here: accessibility ist usability for > > > everybody. > > > | > > > | Good luck with your site! > > > | > > > | Am 20.02.2012 10:59, schrieb Meliha Yenilmez: > > > | > Hi Everone, > > > | > > > > | > I have two questions. > > > | > > > > | > First one, I want to learn our web site is accessible or not? How > > > can > > > | > our web site approval for accessbile or no? > > > | > > > > | > And second one, if our web page/pages is accessible, who can give > > > | > conformance logo/s? > > > | > > > > | > Thanks for all, > > > | > > > > | > *Meliha Yenilmez* > > > | > > > | Marc > > > | > > > > > > > > > > > > > > > To report this e-mail as Spam, please forward it to: > > > spam@mailcontrol.com > > > > > > > > > -- > > > February is Service Matters month! We're showcasing travel, shopping and > > > money providers that are giving blind and partially sighted people great > > > customer service. We're also launching our new 'Guide to getting great > > > service'. Find out more at www.rnib.org.uk/servicematters > > > -- > > > > > > DISCLAIMER: > > > > > > NOTICE: The information contained in this email and any attachments is > > > confidential and may be privileged. If you are not the intended > > > recipient you should not use, disclose, distribute or copy any of the > > > content of it or of any attachment; you are requested to notify the > > > sender immediately of your receipt of the email and then to delete it > > > and any attachments from your system. > > > > > > RNIB endeavours to ensure that emails and any attachments generated by > > > its staff are free from viruses or other contaminants. However, it > > > cannot accept any responsibility for any such which are transmitted. > > > We therefore recommend you scan all attachments. > > > > > > Please note that the statements and views expressed in this email and > > > any attachments are those of the author and do not necessarily represent > > > those of RNIB. > > > > > > RNIB Registered Charity Number: 226227 > > > > > > Website: http://www.rnib.org.uk > > > > > > > > > > > > This message has been scanned for viruses by Websense Hosted Security - > > > http://www.websense.com/content/HostedEmailSecurity.aspx > > -- Mit freundlichen Grüßen, i. A. Marc Haunschild Zugängliche Anwendungsentwicklung und Qualitätskontrolle ______________________________________________ Referat 614 - Konzeption und Aufbau von Informationsdiensten Bundesanstalt für Landwirtschaft und Ernährung Anschrift: Deichmanns Aue 29, 53179 Bonn Telefon: +49 (0)228 99 6845-7324 Fax: +49 (0)228 99 6845-7111 E-Mail: marc.haunschild@zadi.de Internet: www.ble.de _______________________________________________
Received on Thursday, 23 February 2012 06:12:11 UTC