Precision Pinhole
For beam shaping and filtering the optical beam it is necessary to use precision pinholes. Fathoptics has made precision pinholes and it can be used with a special filter and collimator lens to reach parallel beams
| Tolerance | Octane diameter | Model |
| 3 | 20 | PP20 |
| 3 | 30 | PP30 |
| 3 | 40 | PP40 |
| 3 | 50 | PP50 |