Several features are
incorporated for easier location of the specimen and
identification of areas of special interest.
Referring to the annula
Scanning Electron Microscope Finder Grids rim identifies North
South, East and West. The four quadrant markers are tapered
towards the center. 100 radical sectors are easily identified by
reference to decimal numbers in the annular rim and alphabet
letters in the four quadrants. A matt surface on one side
allows for correct positioning– matt side up.