Research Article
Design, Manufacturing, and Commissioning of BIRCAM (Bootes InfraRed CAMera)
Table 2
Basic data of each lens. Note that the radii are expressed positive or negative because referred to a common coordinate system.
| Name | Material | Thickness (mm) | Radius 1 (mm) | Radius 2 (mm) | Diameter (mm) |
| Entrance window (A) | Ca | 6.00 | infinite | Infinite | 60.00 | First lens (B) | SFTM-16 | 14.00 | 86.04 | 69.05 | 50.80 | 1st collimator lens (C) | SFTM-16 | 20.00 | −69.05 | −28.00 | 50.80 | 2nd collimator lens (D) | Ca | 35.00 | −32.68 | 59.64 | 50.80 | 1st camera lens (F) | Ca | 30.00 | −38.76 | 38.76 | 50.80 | 2nd camera lens (G) | SFTM-16 | 20.00 | 28.00 | 69.05 | 50.80 | Field flattener (E) | Ca | 6.00 | 37.00 | −37.00 | 50.80 |
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