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Standard for HVEM

Normal resolution test specimens are difficult to see on the viewing screen because of low contrast.

Normal resolution test specimens are difficult to see on the viewing screen because of low contrast. These specimens are grids coated with a thick layer of evaporated gold, which forms crystallites containing lines of strong diffraction contrast. The lines are of different spacings allowing for checking performance at a variety of levels.

Description Code Unit Qty
Standard for HVEM
AGS155
EA

Standard for HVEM

  • Standard for HVEM