 |
| |||
| well intake (Brunnen) | |||
| input aperture | |||
| inlet hole; admitting port | |||
| entrance pupil | |||
| intake orifice; intake vent | |||
| entrance aperture; entrance port (e.g. of an integrating sphere) | |||
| eye; inlet | |||
| admission port; entrance port; inlet port | |||
| entrance aperture (of а collimator) | |||
| Eintrittsoffnung: 4 phrases in 2 subjects |
| Optics branch of physics | 1 |
| Transport | 3 |