Letters to the editor: November 18 to 24 2016
Readers write in about eyesight, learning and state capture.
Glasses
Online specs an eye-opener
The dramatic price difference between the mall and the internet is shattering some costly myths.
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Adjustable spectacles may help millions
Extraordinary self-adjusting glasses, with little wheels on the sides, are being shipped to Afghanistan, Ghana and Tanzania.
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Blue-tinted lenses: Fashion trend for ageing male stars
Artist Damien Hirst appeared on the cover of Time this week in a pair of blue-tinted spectacles, alongside the headline ”Artist as Rock Star”.