Model 116 – Pure Copper Half Value Layer Attenuator Set – Sun Nuclear

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The Copper Half Value Layer attenuator set from Sun Nuclear (formerly Gammex) has 9 sheets of pure copper with thickness ranging from 0,1 mm to 2,0 mm, with a surface of 10 x 10 cm.

Set content

  • 4x 0,1 mm
  • 1x 0,25 mm
  • 1x 0,5 mm
  • 2x 1,0 mm
  • 1x 2,0 mm

The set also comes with a protective storage case to help maintain the flatness of the filters.

You use this set to determine the HVL (Half Value Layer): the necessary material quantity for cutting the intensity of an x-ray beam in half.


  • Made of pure copper
  • Sheets are 10 x 10cm (4″ x 4″)
  • The set weighs 0,55 kg (1,1 lbs)
  • The set contains of 9 sheets ranging in thickness
  • Comes with plastic storage case

If you want to read more about HVL sets, try this page!

Sun Nuclear Corporation was founded in 1984 as a provider of third-party repair and calibration service. Sun Nuclear has grown to become a respected leader in the design and manufacture of quality sys...


There is one download available for this product.

Datasheet Pure Copper HVL Attenuator Set, Datasheet

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