X-radiograph(s) of "Turquoise-Inlaid Plaque with Stylized Animal-Mask Decoration"

Identification and Creation

Object Number: Straus.8896
Title: X-radiograph(s) of "Turquoise-Inlaid Plaque with Stylized Animal-Mask Decoration"
Classification: Photographs
Work Type: photograph, x-radiograph
Date: October 19, 2016
Persistent Link: https://hvrd.art/o/356796

Credit Line: Harvard Art Museums/Straus Center for Conservation and Technical Studies, Alan Burroughs Collection of X-Radiographs
Object Number: Straus.8896
Contact: am_straus@harvard.edu
Permissions: The Harvard Art Museums encourage the use of images found on this website for personal, noncommercial use, including educational and scholarly purposes. To request a higher resolution file of this image, please submit an online request.

Description: X-radiograph Operator(s): Angela Chang

Duration of session: 45 mins.

Total number of exposures: 4

Material Description: bronze, turquoise (stone)

Sample for TL?: n/a

Radiation source: Comet tubeComet MXR-320/26 tube

CR plate type: Carestream Industrex Flex HR (white)

Exposure settings:
320V 40mA 3.0mmFOC 30seconds 190cm focal distance
320V 40mA 3.0mmFOC 40seconds 190cm focal distance
320V 40mA 3.0mmFOC 45seconds 190cm focal distance
320V 40mA 3.0mmFOC 75seconds 190cm focal distance

Filtration used: 3mm Cu

Screens used: 5 and 10mil Pb

Set up/sequencing notes: one view with object flat. best exposure at 40sec.

Scanning notes: laser power high, 12-bit logarithmic data scale, PMT 10, 50 micron scan resolution

Image manipulation notes: 4 files original, 4 with Industrex 6 edge filter applied