Individuals with severe visual impairment may rely on a screen reader (software that reads content aloud) to access Web sites. Award-winning features include VoiceOver the revolutionary screen reader for blind and low vision users. With built-in accessibility features, accessibility APIs, and developer tools, iOS provides an extraordinary opportunity to deliver a superior mobile experience to every customer, including those with special needs.
![]() Screen Reader Emulator Software That ReadsEmbossed Printers—Printers that print embossed images and graphs with the edges raised. See a Braille display demo (with a smart phone). Users place their fingers on the device to detect changes in characters. Refreshable Braille Displays—tool that raise pins to form Braille characters. Braille Printers—Printers that print embossed (raised) Braille on a page. Other ToolsOther tools used by the visually impaired community include: TLT Header in FirefoxA text-only browser like Lynx shows an approximation of what a screen reader reads out. Fangs Screen Reader Emulator for Firefox—Does not speak aloud, but can display any Web page in screen reader format (no text breaks, headers/tables announced).The following two images show a screen capture of the header at in both Firefox and in Lynx. Reading a page from the PSU Schedule of Courses This is particularly useful for PDF documents in which each page is actually an image.Demos of Screen Readers Screen Reader Video Demos (JAWS) OCR (Optical Character Recognition) Software—Software that recognizes text embedded in an image and converts it to a text file. Cad for mac free downloadSemantic section headings indicated by something other than a format change. Form Labels for Web forms and Flash forms that identify the functions of their fields. Alt text to describe images or animations on the Web, in Microsoft Word and PowerPoint, Canvas, Flash, PDF files, and any other online document. Accommodations NeededThe main accommodations needed by users with severe visual impairment are: It also has much fewer formatting options. Anything that can be done on a mouse should be doable on a keyboard. Complete keyboard functionality. In HTML, headers should be indicated with H1, H2, H3, etc. Text-only browsers are especially useful to users outside the United States, who may only have access to the Internet via a text-only browser or cell phone. Other segments of users, such as those on older PDAs or cell phones, or who have disabled image downloading because of a slow connection, may also benefit from the simpler interface. Software and online tools designed to read out menus and functions to screen reader user.Visually impaired users are not the only ones who use text-only browsers. Strategies for asking if a person who is blind or vision impaired needs help: If there is a person with a walking cane navigating around a car in the street or headed for a column, feel free to speak up and say, “Hold on you’re in the street,” or “Stop… there is a column there!” Construction areas are a particular area of concern. Feel free to warn individuals with visual disabilities of dangerous situations. Identify yourself when speaking to a person who is blind and alert them when you leave. Offer an arm or shoulder, when guiding someone. Detailed instructions could be a description of how to get to an open door, such as, “ two small steps to your right and just about 10 steps ahead of you is the doorway or would you like my arm?” Offering an arm or providing detailed instructions is commonplace for those who are blind or have vision impairment. Offer detailed instructions before touching someone. ![]() Guide Dogs: Do NOT approach, try to pet, try to feed, or try to gain the attention of a guide dog. He taught himself to write and oil paint with full visual perspectives in the paintings. Esref Armagn is a Turkish painter who just happened to be blind. People find ways and use tools to achieve their goals. It is fine to refer to vision and metaphors concerning vision in a conversation, such as, “Do you see what I mean?” or, “Look at this!” A good rule of thumb to remember is if the dog is wearing his uniform or harness, then he is on duty.Note: If the dog is doing something inappropriate, inform the owner and allow the owner to correct the behavior of his or her guide dog. The casual attention offered to this dog may disturb the training and cause problems for the owner. This is NOT achievable with a person who is blind. Imagine your cell phone going off and you answer the phone, while offering an apologetic look at a friend and mouthing silently sorry. In a discussion between people there are visual cues many of us do not think about when starting and stopping a conversation. Maintaining a conversation and using descriptive language with some who is blind seems like an odd tip. Just remember to clarify the details of the direction, just like you would with anyone. If you or someone else changes the room layout, you should warn those who are Blind/Visually impaired when he or she enters the room. Try to avoid situations in which the room layout changes. With furniture placement, remember people who are blind or vision impaired memorize the layout of a room, especially if the room is frequently visited. Just because the person may have never seen the bright color of the sun, doesn’t mean there is no association to the sun. A person, who is blind, could be told the wall is a bright yellow and associate the color with the feeling of a warm summer day because the sun has been described as yellow. Each person has various experiences and all forms of description are valuable. Also, be aware, vision impairment may be degenerative in nature. Moving desks for group activities, hands-on activities, or watching a skit or other students’ performances or presentations should be addressed and accommodated to allow a student who is blind to participate. Engaging in class activities should, also, be considered with a student who is blind. And as a person with a visual impairment you should always maintain an “ open dialogue” with your teachers or employers about changes in concessions. As a teacher or employer, remember to clarify the needs with those who have vision impairments.
0 Comments
Leave a Reply. |
AuthorJacolbe ArchivesCategories |