How Computer Aids Can Help You With Low Vision

Computer aids come in many shapes and sizes. TheyWindows and Microsoft Office, allow you to enlarge
range from decidedly low-tech devices to high-techtext and icons.
software programs which enable low vision sufferersYou can customise the background and text colors as
to do the same computer tasks as normal-sightedwell in order to achieve high contrast color schemes
people. Perhaps, as a non-computer user, you simplybest suited to your needs. Black text on a white
want to scan a magazine article into your computerbackground is generally recommended as the most
that the PC will then read out loud. Computer aids willvision-friendly.
help you perform this and similar non-computer tasks.However, several major software companies now
As you use the correct magnifier at the correctmanufacture high-tech computer aids. These will help
strength for regular reading activities, so the sameyou, not only to read text and recognise pictures and
low-tech vision aids which help with regular reading cangraphics with ease, but also to send and receive
also be used as a computer aid to view the computeremails, create documents and surf the web. Some
screen. Magnifiers come in a variety of forms. Theresoftware also offers large-print displays of important
are hand magnifiers, free-standing magnifiers, somenavigation items such as the cursor location.
that look like mini telescopes and others that can beMany of these high-tech devices use an easily-installed
worn around the neck. These can be readily adaptedprogram from a CD, which will first scan text from
for computer use.your files or emails and then read these aloud to you
Another type of magnifier which can greatly benefitby a voice which sounds human and not synthetic.
someone with low vision is a screen magnifier. This isThis conversion of text to sounds has been much
a simple hardware option that allows you to use yourimproved, and problems of inaccuracy and inaudibility
existing software on your computer. A relativelyhave largely been eliminated.
inexpensive option, it displays both text and imagesThese "talking computers" represent some of the
much larger and more boldly than a conventionalmore popular computer aids. It's easy to see why.
screen.Voice-activated computers obviate the need to type
Moving from the screen to the keyboard, there are aaltogether, and this is a real plus for those with low
number of low-tech computer aids which can be veryvision.
useful, especially if you are a good touch typist. BumpThe concentration needed to read the text on a
dots can be placed on the control, alt and delete keyscomputer screen is tiring, and is especially so if you
which will make these frequently-used keys muchhave a visual impairment. As the majority of low vision
easier to locate.sufferers are seniors, keyboarding can also be difficult
Similarly, the "f" and "j" keys can be highlighted with awith arthritic fingers.
dot or sticker making it much easier to keep yourIf you have difficulty with stiff finger joints or hand
fingers correctly positioned for keyboarding. The dotscramps, but you still prefer to use a mouse, it is a good
and stickers provide you with a handy reference point.idea to try a larger one. Your hand will rest over the
Many low vision sufferers use this principle for themouse in a more relaxed position which will alleviate
telephone: by putting a dot or sticker on the #5, theany stiffness or discomfort.
rest of the numbers are found much more easily.The mouse can act as a computer aid in a number of
The keyboard, itself, can be a problem if you areadditional ways. A wireless mouse will leave you less
visually impaired. New, enhanced visability keyboardsrestricted for space; a central wheel will allow you to
are now available which can help you overcome thescroll up and down easily with your middle finger, and
problem of viewing your keyboard. Often marketed asalteration of the mouse behavior settings (by clicking
a computer aid to help counter the effects ofon the Start menu then the Control Panel and finally
computer vision syndrome, but equally useful for lowMouse) will enable you to slow down aspects of the
vision sufferers, the keys are half as large again asmouse operations.
those on conventional keyboards. They are alsoThere are three settings which are particularly relevant
marked with high-contrast lettering for ease of use.to low vision users. You can slow down the rate you
The larger keys, along with a special facility that allowsdouble-click to open programs or folders which gives
a single key to open up the browser or put on anyou greater precision. The pointer speed can also be
audio or video function, help make using the computerslowed down enabling you to follow it more easily, and
a much more comfortable experience. The availabilitythe mouse wheel can be set to scroll the page to the
of a wireless version makes for greater comfort stilloptimal number of lines the operator is comfortable
as your movements are less restricted. Used inwith.
conjunction with dots and stickers, these adaptedSo, from simple scanning of a magazine article to
keyboards can be a real boon for the visually impaired.creating and using spreadsheets, there is a computer
But you don't necessarily have to incur any extraaid available for low vision sufferers. With so much on
costs to make your computer more user-friendly.offer, low vision should not mean low expectation.
Many software programs, including Netscape, Firefox,