What Is a Vision Impaired Computer?

Computer-assisted function in human-computer interaction refers to the function of allowing a person with a disability or severe damage to use a computer when using a combination of hardware and software.

Computer-assisted functions in human-computer interaction

ISO 9241-171 guide to software accessibility.

This is by far the most comprehensive technical standard, developed by independent international standards experts, has two priority levels (required and recommended), and a convenient checklist designed to help document test results.