| DRAFT DICTIONARY CBF/imgCIF Extensions Dictionary | Draft version 1.5 for comment | 
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Definition:
        The value of _diffrn_measurement.sample_detector_voffset gives
               the signed distance in millimetres in the vertical
               direction (positive for up) from the center of
               the beam to the center of the detector.
Type: float
Mandatory item: no
Category: diffrn_measurement
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