| PSI Visitor Center | Admission is free. There is no need to book. |
| Monday to Friday | 13:00 to 17:00 |
| Sunday | 13:00 to 17:00 |
| School lab iLab | Appointment by arrangement. Registration is required in any case. |
| Monday to Friday | 09:00 to 16:00 |
| Saturday / Sunday | closed |
The PSI Visitor Centre and the iLab student laboratory will be closed on the following days:
- Easter Friday/Easter
- Ascension
- Whitsun
- Corpus Christi
- August 1
- November 1
- December 24 - January 4
Starting January 5, we will be happy to welcome you again during our regular opening hours.