The Institute of Physics pages aim to achieve the AA-Standard set out  by the W3C ( This is roughly equivalent to the 'See it Right' Standard set by the Royal National Institute of the Blind ( The AA-Standard is a little more strict in some areas - less in others.

Level Double-A conformance icon, W3C-WAI Web Content Accessibility Guidelines 1.0

In some parts of the site you may see the above logo which indicates that the pages in that section fully comply with this standard.

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Useful links