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Newport 505AN Laser Diode Driver

The  500 Series Laser Diode Drivers offer all the performance of the most advanced drivers for a fraction of the price.

All models are quiet and stable enough for use in the most demanding applications such as spectroscopy and fiberoptics communications.


  • A monitor photodiode can be reverse biased from 0 to 5 V with no external power supply.
  • Preset output current or laser power level.
  • Analog interface for remote control
  • Fully independent current limit
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USD $545.00
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Newport 505AN Laser Diode Driver with Analog Interface


  • Instrument Type: Laser diode controller
  • Output Current Range: 0-200 mA or 0-500 mA
  • Laser Output Compliance Voltage: 7 V
  • Output Current Accuracy %FS: ±0.1
  • Output Current Resolution: 0.020 mA or 0.050 mA
  • Photodiode Current Resolution: 1.0 µA
  • Photodiode Current Accuracy: ±0.1
  • Monitor Current Accuracy: ±0.1%


  • Laser Diode & Photodiode 9-pin, female D-sub
  • External Photodiode BNC
  • External Analog Modulation BNC
  • Analog Interface (500AN versions) 15-pin, high density D-sub (female) 

Additional Information

  • Power Requirements: 90 - 264 V AC, 50 - 60 Hz
  • Computer Interface: None
  • Mainframe Weight: 6.5 lb. (2.9 kg)

The 505AN Laser Diode Driver offers all the performance of the most advanced laser diode controllers for a fraction of the price. Quiet and stable 200 or 500 mA current driver for use in the most demanding applications, such as spectroscopy and fiber optic communications. Intuitive front panel controls make this instrument extremely simple to use.

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