390 Gehmann clip-on iris for ordinary glasses
  • Improves depth of field vision for a clearer rearsight and foresight picture but allowing use of your own glasses for distance
  • The iris is sprung-mounted on its plate to allow accurate positioning of the iris for quick and perfect alignment
  • Iris leaves with our latest surface coating to eliminate oxidation and to preserve the matt black anti-glare finish
  • Clips to your glasses with a spring loaded rubber clamp
  • Can be easily flipped up (and stays up) for normal vision

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