CSUN 2017 LVTF Update Presentation

W3C Low Vision Task Force CSUN 2017 Update

Low Vision Folks

• Jim Allan - LVTF Chair (TSBVI)
• Wayne Dick - Knowbility
• Shawn Henry - W3C & TAdER.info
• Glenda Sims - Deque

What are the goals of the Low Vision Task Force (LVTF)?

   * Document accessibility requirements/needs for people with low vision
   * Identify gaps between user needs and existing requirements in WCAG, UAAG, ATAG
   * Document sufficient techniques, advisory techniques, and failures for WCAG 2.0 related to low vision
   * Develop an extension to WCAG 2.0 to address low vision
   * Refine user agent use cases for low vision, as needed
   * Develop support materials to explain the issues and implementation of the above resources effectively

How can people learn more about the needs of low vision users?

• Accessibility Requirements for People with Low vision
• Text Adaptability is Essential for Reading

What are the proposed new low vision success criteria for WCAG 2.1 in the First Public Working Draft?

Low Vision SC for WCAG 2.1

1.4.10 Linearization

1.4.11 Resize content

1.4.12 Graphics Contrast

1.4.13 Printing Customized Text

1.4.14 User Interface Component Contrast

1.4.15 Adapting Text

1.4.16 Popup Interference

WCAG 2.1 First Public Working Draft

Why do we need linearization?

Because every person with low vision has tunnel vision on the web.

What is the problem with horizontal scrolling?

89 Scrolls to Read this page! Scrolls Needed to Read 48 Lines of Text in Full Screen View

Data From: Operational Overhead of Horizontal Scrolling by Dr. Wayne Dick

Why should YOU care about low vision?

Visual Impairments & Blindness Worldwide

• 285 million people visually impaired
• 39 million people blind
• 246 million people low vision
• 14% blind
• 86% low vision

Source: World Health Org Fact Sheet

What can YOU do to help remove low vision accessibility barriers?

Low Vision Now!

• Attend TRX: Custom Text for You
  • Today at 4:20pm in Balboa AB
• Review/comment & support new WCAG 2.1 SC
• Read/understand Accessibility Requirements for People with Low Vision
• Volunteer to help with the LVTF
• Participate in Low Vision Research

Get Your Typographic Prescription (TRx)

• What is YOUR custom profile for low vision reading?
• Get your TRx & help us with research
• The TRx Profile will help you choose your ideal
  • Font Family
  • Foreground / Background Color
  • Size
  • Letter Spacing
  • Word Spacing
  • Line Spacing

The time to solve low vision accessibility barriers is NOW!

Questions ?