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System configuration used in this study. Two pinhole plates were inserted in the highest magnification position while two were placed in the second-highest magnification position.
| Camera | Magnification | Pinhole Number |
|---|---|---|
| A | 1.60 | 5 |
| B | 3.33 | 1 |
| C | 1.60 | 1 |
| D | 3.33 | 4 |
