AUTOMATIC SAMPLE CHANGER FOR A GONIOMETER WITH MEANS TO ACCOMODATE SAMPLES OF DIFFERENT THICKNESSES

摘要

A sample holder for a goniometer consisting of a drum having a plurality of flats on the circumference of the drum adapted to position the samples properly with respect to an X-ray source and its detector. The drum contains accurate indexing means and an adjustable means for properly positioning the samples vertically to account for a variation in the thickness of a set of samples.