HP / Agilent 81521B GE OPTICAL HEAD, 5MM DIAMETER

An InGaAs optical head is a specialized component used for measuring and detecting optical signals in the InGaAs wavelength range. InGaAs (Indium Gallium Arsenide) is a semiconductor material commonly used in optical detectors for its sensitivity to near-infrared light. InGaAs optical heads are widely used in applications such as optical power measurements, fiber optic testing, and spectroscopy, particularly in the near-infrared region of the electromagnetic spectrum.

This unit is in good working condition and is tested to OEM critical specifications. Comes with a 30 day warranty, and we also offer a 7 day right of return (restocking fee may apply). We have been in business for over 25 years, our main focus is customer satisfaction by providing the highest quality of new or used test equipment. Please let us know if you have any questions.

We offer fast domestic and international shipping. We can ship on your FedEx, UPS, or DHL account upon request.  Lead time is typically 1-3 business days. Overseas customers, please consider duty’s and taxes before purchasing

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