A set of test objects for digital mammography systems including:
• 78 gold contrast details ( ) also available separately
• 6 groups of multi-directional filaments
• PMMA plates (one plate with encapsulated Al foil for SNR)
• Radiopaque mesh 400 micron
• Radiopaque grid of horizontal, vertical and diagonal lines
• Stainless steel MTF edge accurate to ±20 microns
• Spatial Resolution Test Pattern
• X-ray to light field alignment rulers & phosphor screens
• Aluminium filter 2.0mm, 99.9%+ purity for homogeneity tests
• Foam spacers to set the compression paddle position
• 1.0mm stainless steel plate to shield the detector from X-rays