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Breast mold
It can be used for the acceptance and stability test of the breast film maker.
Structure and specifications:
The model body consists of four blocks and consists of a 6mm thick PMMA plate.
1, high resolution: horizontal and vertical placement of a high-resolution card, namely: 5, 8, 10, 12, 14, 16 and 20 lp/mm.
2, low contrast: 5mm diameter drilling, depth: (0.10, 0.15, 0.20, 0.25, 0.30, 0.35, 0.40, 0.50) mm.
3, two rows of steel beads (5 in each row), 2mm in diameter, can be used to collimate the lateral field of the chest wall of
the breast machine.
4, marked area: measurement of optical density.