///Evaporated platinum / iridium, 3.05mm grid

Evaporated platinum / iridium, 3.05mm grid

$45.20

Evaporated platinum / iridium, 3.05mm grid; The evaporated platinum/iridium specimen is supplied on a perforated carbon support film that provides holes for ease of focus and astigmatism correction.

Evaporated platinum / iridium, 3.05mm grid; The evaporated platinum/iridium specimen is supplied on a perforated carbon support film that provides holes for ease of focus and astigmatism correction. The grains of evaporated metal provide dense, high contrast particles for resolution checks by the point separation test.