Pinhole Glasses

Trayner pinhole glasses consist of conventional spectacle frames with the lenses replaced by opaque screens containing lots of small holes. Looking through the pinholes immediately makes blurred vision sharper. This can help people learn to focus where they had previously needed glasses.

Looking through the pinholes immediately makes blurred vision sharper.

  • Country:United Kingdom
  • telephone:44-1803-868211
Looking through the pinholes immediately makes blurred vision sharper.
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