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Coherent PM300F-50 Laser Power Sensor

Updated:2025-03-13

Brand: Coherent
Model: PM300F-50
Description: This PM300F-50 sensor is a fan-cooled laser power sensor intended for measuring lasers up to 300W. A compact external power supply provides the 12 VDC required to power the fan.
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Product Details

Coherent PM300F-50 Laser Power Sensor Description：

Datasheet

This PM300F-50 sensor is a fan-cooled laser power sensor intended for measuring lasers up to 300W. A compact external power supply provides the 12 VDC required to power the fan.

The sensor is terminated in a SmartSensor DB25 cable and is directly compatible with all power meters in the catalog.

Key Features:

1W to 300W range

50 mm diameter active area

Spectrally flat broadband coating

0.25 to 11 μm spectral range

Fan-cooled

ISO 17025 accredited

Specifications

Cable Type

PM DB-25

Cooling Type

Fan

Power Range

1W to 300W

Active Area Diameter

50 mm

Detector Coating

Broadband

Noise Equivalent Power (milliwatts)

5 mW (w/o fan), 100 mW (with fan)

Maximum Intermittent Power (watts)(<5 minutes)

450

Long-Pulse Joules Range (joules)

1 to 300

Wavelength Range (micrometers)

0.25 to 11

Maximum Power Density (kilowatts per square centimeter)

Maximum Energy Density (millijoules per square centimeter)

600, 1064 nm, 10 ns

Response Time, Speed-up On, 0% to 95% (seconds)

Window

None

Diffuser

None

Calibration Uncertainty (%)(k=2)

±1

Power Linearity (%)

±1

Spectral Compensation Accuracy (%)

±1.5

Calibration Wavelength (nanometers)

514

Cable Length (meters)

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