Phototransistor
SFH 3211 FA OSRAM Opto Semiconductors

Position Measurement

• Other proximity sensors
• Retro-reflective photoelectric sensors

Optical and Acoustic Measurement

• Optical sensor systems, image sensors

Automation

• Indicators, displays
• Radio transceivers

Electronic Components

• Bipolar transistors, MOSFETs, IGBTs...

Optical Components

• Solid state lasers: Laser diodes, VCSEL , semiconductor lasers
• Electromagnetic radiation sources (IR, vis, UV, X)
• Light-emitting diodes (LED)
• Photodiodes