Broadband 2000 W Water-Cooled Laser Power Measurement Sensors

Model: BND-2000W-D50

The BND-2000W-D50 thermopile sensor is a water cooled laser power and energy thermal sensor with a 36 mm aperture. It can measure optical power from 10 to 2000 W . It has the spectrally flat broadband BB coating and covers the spectral range from 266 nm-10.6 um.

Features:
1.Measures laser power continuously, up to 2000W.
2.Highly linear, does not require sectional calibration.
3.Excellent absorption capability.
4.Available with 50mm apertures.
5.Water cooling feature.
6.Broadband 266 nm-10.6 umabsorber
7.Water-cooled for 10 to 2000 W average power measurement

Product Specifications:

Model	BND-2000W-D50
Absorption	90%
Wavelength Range	266nm-10.6um
Power Range	10W-2000W
Scale	Auto
Aperture	50mm
Power Resolution	0.1W
Response Time(0-95%)(a)	<5s
Calibration Uncertainty	<3.5%
Non-linearity	<±1%
Accuracy	±4%
Damage Threshold (b)	1kW/cm2 @2kW
Cooling	Water
Recommended Water Flow Rate @Full power (c)	5L/min
Dimensions	?131×39.3mm
Cable Length	5m
Connector Type	DB15

Notes:

(a).Time from zero to 95% of stable value;

(b).Recommended laser diameter:>25mm@1.5kW;>20mm@2kW;

(c).Recommended water temperature range:18-30°C; Water temperature change rate:<1℃ /min.

Dimensions of laser power sensor: