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QE50LP-H-MB-D0

P/N 200481

Pyroelectric detector for laser energy measurement up to 15 J.

    • 7.8 x 7.8 mm
    • 12 x 12 mm (9 x 9 mm)
    • 25 x 25 mm (22 x 22 mm)
    • 50 x 50 mm (47 x 47 mm)
    • 65 x 65 mm (62 x 62 mm)
    • 95 mm Ø (90 mm Ø)
    • Convection
    • Heatsink
    • MB - Standard
    • QED - High Energy Attenuator
    • MT - High Repetition Rate
    • BL - Spectrally flat
    • MB - Standard (Tuned for Long Pulses)
    • MB - Standard (tuned for short pulses)
    • QED - High energy attenuator (tuned for short pulses)
    • Standard
    • INTEGRA (USB)
    • INTEGRA (RS-232)
    • INTEGRA (USB with external trigger)
    • BLU (wireless)
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Key features

Modular Concept

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

Low Noise Level

10 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.

High Repetition Rate Options

  • QE-MB: 200 Hz (standard)
  • QE-MB: 500 Hz (upon request)
  • QE-MT: 4 000 Hz (standard)

Test Target Included

With the MB models

Smart Interface

Containing all the calibration data

Compatible stand

Compatible displays & PC interfaces

  • MAESTRO MAESTRO

    Touchscreen display device for power & energy measurement. Single-channel, multiple outputs (USB, Ethernet, Analog).

  • S-LINK-1 S-LINK-1

    PC interface for power & energy measurement. Single-channel, USB output.

  • S-LINK-2 S-LINK-2

    PC interface for power & energy measurement. Dual-channel, USB output.

  • M-LINK M-LINK

    PC interface for power & energy measurement. Single-channel, USB output.

  • S-LINK-1 (Ethernet) S-LINK-1 (Ethernet)

    PC interface for power & energy measurement. Single-channel, USB & Ethernet output.

  • S-LINK-2 (Ethernet) S-LINK-2 (Ethernet)

    PC interface for power & energy measurement. Dual-channel, USB & Ethernet output.

Measurement capabilities

  • Spectral range1

    0.19 - 20 μm

  • Typical rise time

    900 µs

  • Repeatability

    <0.5%

  • Maximum repetition frequency

    200 Hz

  • Typical energy sensitivity

    3 V/J

  • Maximum measurable energy2

    15 J

  • Noise equivalent energy3

    10 μJ

  • Maximum pulse width

    675 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.

Damage thresholds

  • Maximum average power density1

    10 W/cm²

  • Maximum energy density2

    0.6 J/cm²

  • Maximum power

    20 W
    • 1. At 1064 nm, 7 ns, 10 Hz.
    • 2. At 1064 nm, 7 ns, 10 Hz.

Physical characteristics

  • Aperture width

    50 mm

  • Aperture height

    50 mm

  • Absorber

    MB

  • Dimensions

    75H x 75W x 44D mm

  • Weight

    0.34 kg
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