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Excelitas Technologies, a globally recognized photonics and sensing solutions provider, is featured on GoPhotonics for its expertise in photonic sensors, laser sources, and electro-optic components used in advanced sensing and laser systems. The company offers a broad portfolio that includes pyroelectric detectors for mid-infrared motion sensing, eye-safe pulsed semiconductor laser diodes for metrology and ranging, high-sensitivity InGaAs avalanche photodiodes for low-light and high-speed detection, silicon photodiodes for visible and flame monitoring, and electro-optic Pockels cells for Q-switching and fast laser modulation. Excelitas delivers reliable components optimized across ultraviolet, visible, near-infrared, and infrared spectral regions, supporting applications in motion detection, LiDAR, spectroscopy, microscopy, industrial metrology, optical communication, and solid-state laser systems.
PYD 5731 - Pyroelectric Detector for Mid-Distance Motion Detection Applications
The PYD 5731 is a pyroelectric detector with a cut-on wavelength of 5.5 µm and is designed for infrared sensing applications with a wide field of view of 99 degrees. It delivers high responsivity with good matching performance and uses spectral filtering that provides high transmittance in the 7.5 µm - 13.5 µm range while strongly suppressing wavelengths below 5 µm. The device features a low-noise output and a dual-element detector configuration for reliable signal detection and motion sensing. It incorporates Sigma-Delta and DSP-based signal processing with a configurable motion detection function and complies with RoHS requirements. The detector is intended for mid-distance motion detection, energy-saving systems, intrusion alarms, horizontal mounting, and compact lens design applications.
PVGS1S06H - Pulsed Semiconductor Laser Diode for Metrology Applications
The PVGS1S06H is a high efficiency 1550 nm pulsed semiconductor laser diode that operates at a center wavelength of 1550 nm with a single stack, single cavity design comprised of a 150 µm stripe width. It delivers high peak pulsed optical power and uses a multi-quantum well structure grown by advanced MOCVD epitaxial techniques to support efficient pulsed emission. This laser diode is designed around a wavelength well suited to eye-safe operation and matches peak spectral response of commonly used InGaAs photodiodes. It is provided in a hermetic metal package and is offered in various package configurations to accommodate different thermal and integration requirements. It is ideal for eye-safe laser range finding, optical beacons, covert illumination, sensing, and industrial metrology applications.
C30659-1550-R08BH - InGaAs Avalanche Photodiode for Microscopy Applications
The C30659-1550-R08BH is an InGaAs avalanche photodiode receiver module with a spectral response optimized at 1550 nm and a system bandwidth up to 200 MHz for high-speed optical detection. It provides ultra-low noise performance with typical noise equivalent power of 250 fW / √Hz at 1300 nm and 220 fW / √Hz at 1550 nm, supporting highly sensitive signal detection. The device integrates a hybrid preamplifier with an inverting amplifier architecture and an emitter follower output buffer to maintain low-noise operation across its response range. It is supplied in a hermetically sealed TO-8 package to ensure environmental stability and long-term reliability. It is suitable for high-speed low-light detection, LiDAR, range finding, laser designation, confocal microscopy, distributed temperature sensing, analytical instrumentation, and high-speed free-space optical communication applications.
VTB6061BH - Silicon Photodiode for Flame Monitoring Applications
The VTB6061BH is a silicon photodiode with a visible spectral response spanning approximately 330 nm - 720 nm and incorporates an IR rejection filter to suppress infrared sensitivity. It is designed for accurate low-light detection with high shunt resistance and low noise characteristics, enabling stable photometric performance. The device provides strong visible-light responsivity and supports photovoltaic operation for optical sensing applications. It is supplied in a hermetically sealed TO-8 flat window package to ensure environmental stability and long-term reliability. It is suitable for ambient light sensing, light meter systems, flame monitoring, and photometry applications.
DPZ 8 IM - KDP Pockels cell for Q-switching Applications
The DPZ 8 IM is a KDP Pockels cell designed for electro-optic modulation at an operating wavelength of 1064 nm and supports high-power laser operation. It uses two crystals connected electrically in parallel and optically in series to enable efficient modulation while maintaining a high laser-induced damage threshold and stable polarization control. The device provides high optical transmission and a high voltage-free extinction ratio, supporting precise and repeatable electro-optic switching. It is offered in an immersion configuration to enhance optical performance and reliability. It is suitable for Q-switching, pulse picking, pulse slicing, and regenerative amplifier applications in solid-state laser systems.
With its broad portfolio of photonic sensors, laser sources, and electro-optic components, Excelitas Technologies continues to enable accurate detection, measurement, and control across a wide range of optical systems. By combining advanced semiconductor technologies, low-noise electronic design, and robust packaging, the company delivers reliable, high-performance solutions that meet the demanding requirements of sensing, metrology, laser modulation, and optical detection applications. Excelitas Technologies’ continued focus on innovation, system-level performance, and application-driven development reinforces its position as a trusted global supplier of photonic components for scientific, industrial, biomedical, and defense-related systems.
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