_array_element_size.array_id ARRAYID
    _array_element_size.index INDEX   (See _array_element_size.array_id)
    _array_element_size.size SIZE
    -->
    /entry:NXentry
     /instrument:NXinstrument
       /DETECTORNAME:NXdetector_group
       /DETECTORELEMENTNAME:NXdetector
          /data_ARRAYID_BINARYID -->
                /entry/data_ARRAYID_BINARYID/data_ARRAYID_BINARYID
          /?_pixel_size_ARRAYID=SIZE
            @CBF_array_id="ARRAYID"
    where "?" is "x", "y", "z" for
    _array_element_size.index == 1,2, or 3 respectively
 
        loop_
       _array_element_size.array_id
       _array_element_size.index
       _array_element_size.size
        image_1   1    1.22e-6
        image_1   2    1.22e-6