Whether the test of visual acuity for severe visual impairment (high rate mobility component) is dependent on measurements on the Snellen Scale alone

We’re sorry, but to view this page you need to have a rightsnet subscription, and be logged in.

If you’re already registered with rightsnet, you can log in below or, if you’re an adviser who doesn’t yet have a rightsnet account, you can register here. If you’d like to subscribe to rightsnet, there’s more information available on our subscription page.

(Don’t forget however that, even without a subscription, advisers can still access free casework support via our discussion forums.)