• Gentec-EO Energy Detectors

    Gentec-EO Energy Detectors

    Gentec-EO's pyroelectric energy meters cover a very wide range, going from nanojoules to several tens of joules per pulse. They also come in various sizes, from 8 mm to 95 mm in diameter and most of them are available with an optional attenuator.

    For a list of all available models, please read further below.

  • Gentec-EO QE-12 & QE-25 Pyroelectric detectors for laser energy measurement: Now available at higher repetition rates

    Gentec-EO QE-12 & QE-25 Pyroelectric detectors for laser energy measurement: Now available at higher repetition rates

    Gentec-EO have released new models in the QE12 and QE25 series of Pyroelectric detectors for laser energy measurement up to 3.9 J with higher repetition rates:

    MODULAR CONCEPT

    Increase the power capability of your detector: 2 different cooling modules

    LOW NOISE LEVEL

    0.7 µJ for the MB coating

    QED ATTENUATOR AVAILABLE

    Measure up to 5X higher energies. Available with optional calibration, all wavelengths between 532 & 1064 nm, or single wavelength. Read more.

    AVAILABLE WITH METALLIC ABSORBER

    High repetition rate (6000 Hz)

    TEST TARGET INCLUDED

    With the MB models

    SMART INTERFACE

    Containing all the calibration data

    SPECIFICATIONS

    • Spectral range1: 0.3 - 2.1 μm

    • Typical rise time: 70 µs

    • Repeatability: <0.5%

    • Maximum repetition frequency: 1000 Hz

    • Typical energy sensitivity: 40 V/J

    • Maximum measurable energy2: 3.9 J

    • Noise equivalent energy3: 2.8 μJ

    • Maximum pulse width: 40 μs

    • Energy calibration uncertainty: ±3 %

      • 1. For the calibrated spectral range, see the user manual.

      • 2. At 1064 nm, 7 ns, 10 Hz. Increasing pulse width increases maximum measurable energy.

      • 3. Nominal value. Actual value depends on electrical noise in the measurement system.