| photoelectric sensor | Lichtschranke |
| reflector | Reflektor |
| laser diode (emitter) | Laserdiode (Sender) |
| receiver | Empfänger |
| lens | Linse |
| beam | Lichtstrahl |
| housing | Gehäuse |
| mounting hole | Befestigungsbohrung |
photoelectric sensor
| photoelectric sensor | Lichtschranke |
| reflector | Reflektor |
| laser diode (emitter) | Laserdiode (Sender) |
| receiver | Empfänger |
| lens | Linse |
| beam | Lichtstrahl |
| housing | Gehäuse |
| mounting hole | Befestigungsbohrung |