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Aperture dimensions and distances
| Laser-sphere aperture area | (2.5523+0.0013) cm2 |
| Laser-sphere aperture thickness | (0.015±0.001) cm |
| Si-detector aperture area | (0.50021 ±0.00035) cm2 |
| ECR aperture area | (0.2835±0.0004) cm |
| Aperture distance | (15.000±0.002) cm |
| Geometric Extent, Gsi | (5.63843±0.00052) 10−3 cm2sr |
| Geometric Extent, Gecr | (3.19662±0.00049) 10−3 cm2sr |
