Germanium

The silicon and germanium photodiode and avalanche photodiode detectors are designed to meet the specific requirements for maximum flexibility of operation. Frequency response. DC to several times the operating frequency of the PEM being used. Dark-current and/or background DC null. Preamplification for current to voltage conversion and buffering f ...more

Based on MTI Instruments' proprietary capacitance technology, the Proforma 300 can be used on all wafer materials including: Silicon, Gallium-Arsenide, Indium Phosphide, Germanium, without recalibrating or electrically grounding the wafer! ...more

We have developed a USB powered, modular, digital product line that brings together a variety of state of the art detectors, high performance trans-impedance amplifiers and a powerful microprocessor for incredible performance and versatility. This family of products include Pyroelectric (SPI-D), Silicon (SSI-D) and Germanium (SGI-D) detectors ...more

Low Cost Alternative To InGaAs PIN Detectors. Wide Bandgap Passivation Layers. 4-inch Wafer Size. Good Uniformity Over Large Area. High Quantum Efficiency (>90%) ...more

The ORTEC Model 660 Dual 5-kV Detector Bias Supply contains two independently adjustable power supplies for furnishing the bias voltage to germanium detectors, silicon detectors, or ionization chambers. It can be used with any detector that draws less than 100 µA of current, and whose gain is insensitive to the applied voltage.  ...more

The Model 474 Timing Filter Amplifier is especially designed to shape pulses and permit optimizing the signal-to-noise ratio for timing measurements. The Model 474 is particularly suited for use with an ORTEC Constant-Fraction Timing Discriminator in timing applications with germanium or silicon charged-particle detectors (Fig. 1). It derives ...more

The ORTEC Model 672 high-performance, energy spectroscopy amplifier is ideally suited for use with germanium, Si(Li), and silicon charged-particle detectors. It can also be used with scintillation detectors and proportional counters ...more

Gentec-EO offers a series of photo detectors that can extend your laser power measurement capability down to the picowatt range. We have a solution for your low power measurements for wavelengths from 200 nm to 1.65 micron. You have 3 models to choose from: silicon, UV-enhanced silicon and germanium. Our photo detectors also come with a wavelen ...more

The ORTEC Model 550A Single-Channel Analyzer is ideally suited for selecting a range of output pulse amplitudes from a spectroscopy amplifier for subsequent counting on a ratemeter or a counter/timer. It provides the excellent stability, resolution, and dynamic range needed for measurements with high-resolution germanium and silicon detectors. ...more

The ORTEC Model 863 Quad Timing Filter Amplifier incorporates four separate timing filter amplifiers in a single-width NIM module. This design provides a compact and cost-effective solution for experiments where timing is required on a number of detectors. Together with an ORTEC Model 935 Quad Constant-Fraction Timing Discriminator, the Model ...more

The ORTEC Model 572A Amplifier is ideally suited for use with germanium detectors, silicon charged-particle detectors, proportional counters, scintillation counters, and pulsed ion chambers. It includes an automatic gated baseline restorer and built-in pile-up rejector to provide exceptionally stable performance over a very wide dynamic range. ...more

The ORTEC Model 673 Spectroscopy Amplifier and Gated Integrator is a dual purpose amplifier for high-resolution energy spectroscopy with germanium detectors at both low and high counting rates. In addition to a conventional, semi-Gaussian shaping amplifier, the Model 673 includes a Gated Integrator to achieve excellent energy resolution at hig ...more

The OM130 power meter is designed for high power optical systems and CATV applications. ADVANCED FIBER SOLUTIONS offers two high power meters with two different dynamic range windows. The OM130 optimizes a high power Germanium detector with a dynamic window of +20 dBm to ?30 dBm.  ...more

he portable SAM Defender was developed to give users what they need – simple operation for the first responder who needs to react quickly, as well as detailed analyses for the sophisticated technical user. Several modes of operation give all users the information they need right at their fingertips. Upon power-up, the unit goes through a quick sel ...more

The ORTEC Model 659 5-kV Detector Bias Supply furnishes bias voltage for germanium detectors, silicon detectors, or ionization chambers. It can be used with any detector that draws less than 100 µA of current, and whose gain is insensitive to the applied voltage.  ...more

The ORTEC Model 671 high-performance, energy spectroscopy amplifier is ideally suited for use with germanium, Si(Li), and silicon charged-particle detectors. It can also be used with scintillation detectors and proportional counters. The Model 671 input accepts either positive or negative polarity signals from a detector preamplifier and provi ...more

The 767 is a full-size and full-featured shield for use with germanium detectors having a vertical orientation. It has several unique design features and is built with a great deal of attention to fit and finish. The 767 features 10 cm (4 in.) lead thickness and is jacketed by a 9.5 mm (3/8 in.) steel outer housing. ...more

The CANBERRA 777 is an ultra low-background shield for germanium gamma-ray detectors. It features 50% greater lead thickness than typical lead shields and is constructed from materials carefully selected for low background. The 777 is available in three versions which complement CANBERRA ultra low-background cryostats ...more

The ISOCS (In Situ Object Counting System) Calibration Software brings a new level of capabilities to Germanium gamma sample assay by eliminating the need for traditional calibration sources during the efficiency calibration process. ...more

1mm Germanium photodetector with 2.5mm universal adaptor (ST, SC and FC) ...more

Simple optical power and loss measurement ...more

The Model 2500INT Integrating Sphere is the latest addition to Keithley's growing line of solutions for LIV (light-current-voltage) testing. When connected via a low noise triax cable to the Model 2502 Dual Photodiode Meter included in Keithley's LIV Test System, the integrating sphere allows the system to make direct measurements of optical p ...more