Comet Power Pucks
20W to 10kW
Features
• Comet power pucks measure heat rise from 10s exposure to laser
• Accurate, built in temperature compensation algorithm
• Up to 10kW
• Up to 100mm apertures
Description:
The Comet 1K is a portable power puck laser sensor with a 50mm aperture. It can measure power from 20W to 1000W by sampling a 10s exposure of laser power. It has the spectrally flat broadband coating and covers the spectral range from 0.2 to 20µm.
Model
Comet 1K
Comet 10K
Comet 10K-HD
Use
For powers to 1kW
For powers to 10kW
For high power density beams
Absorber Type
Broadband
Broadband
Broadband with reflective cone
beam spreader
Spectral Range µm
0.2 - 20
0.98-1.07 and 10.6
0.98-1.07 and 10.6
Aperture mm
Ø50mm
Ø100mm
Ø55mm
Power Mode
Power Range
20W to 1kW
200W to 10kW
200W to 10kW
Repeatability
±1% for same initial temperature
±1% for same initial temperature
±1% for same initial temperature
Maximum Average
Power Density kW/cm2
Power
Damage Threshold
Power
Damage Threshold
Power
Damage Threshold
Beam dia<40
Beam dia >40
100W
10
1kW
3.5
1kW
10
7
200W
8
2kW
2.8
2kW
10
6
300W
6
3kW
2.5
3kW
8
5
500W
5
5kW
1.5
5kW
6
3
1kW
4
10kW
1
10kW
4
2
Power Accuracy +/-%
5
5
5
Linearity with Power +/-%
±2% ±1W from 20W to 1kW
±2% from 1kW to 10kW
±2% from 1kW to 10kW
Number of readings before
probe must be
cooled (for 25°C starting temp.)
100W
4
1kW
4
1kW
4
300W
3
3kW
3
3kW
3
400W
2
4kW
2
4kW
2
1kW
1
10kW
1
10kW
1
Maximum Energy Density J/cm2
<100ns
0.3
0.3
1
10µs
0.8
0.8
3
1ms
10
10
30
10ms
50
50
150
Time to Reading
Initial reading 10s after exposure,
final reading 20s after exposure
Initial reading 20s after exposure,
final reading 40s after exposure
Initial reading 30s after exposure,
final reading 70s after exposure
Temperature Compensation
Temperature compensated to give accurate readings independent of starting probe temperature
Maximum Permitted Probe Temperature
70°C before measurement, 140°C after measurement
Display
2x8 character LCD. Character height 5mm. CE Approved.
Operation Mode
AUTO: Automatic measurement with laser set to 10s timed exposure. Unit senses temperature rise and measures automatically.
MANUAL: User places probe in front of beam for 10s. Unit beeps to indicate start and stop measurement points.
History: Stores last three readings. Calibration: Can be recalibrated by user.
Battery
2 x AA. Lifetime in normal use
approximately 1 year.
Weight kg
0.3
1.2
1.2
Compliance
CE, China RoHS
CE, China RoHS
CE, China RoHS
Version
V1
V2
Part number
7Z02702
7Z02705
7Z02706
商品属性 [波长范围] 0.2 - 20um [功率范围] 20W to 1kW