11QE12 laser energy detectors can measure energy up to 3.9 J (with attenuator),
max repetition frequency - 6000 Hz. Low noise level - just 10 µJ. Effective aperture - 12 mm square.
These detectors are compact and convenient to use.
They are suitable for many OEM, manufacturing and laboratory applications.
Specifications
Detector |
11QE12LP-S-MB |
11QE12LP-H-MB |
11QE12SP-S-MT |
11QE12SP-H-MT |
MAX MEASURABLE ENERGY (WITH ATTENUATOR) |
3.9 J |
3.9 J |
1.6 J |
1.6 J |
MAX REPETITION FREQUENCY |
300 Hz |
300 Hz |
6000 Hz |
6000 Hz |
EFFECTIVE APERTURE |
12 x 12 mm |
12 x 12 mm |
12 x 12 mm |
12 x 12 mm |
MEASUREMENT CAPABILITY |
Spectral Range *a |
0.19 – 20 µm |
0.19 – 20 µm |
0.19 – 20 µm b |
0.19 – 20 µm b |
Maximum Measurable Energy c |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
1064 nm, 7 ns, 10 Hz d |
0.85 J |
3.9 J |
0.85 J |
3.9 J |
0.70 J |
1.60 J |
0.70 J |
1.60 J |
266 nm, 7 ns, 10 Hz |
0.70 J |
0.81 J |
0.70 J |
0.81 J |
0.10 J |
0.25 J |
0.10 J |
0.25 J |
Noise Equivalent Energy e |
0.7 µJ |
0.7 µJ |
0.8 µJ |
0.8 µJ |
Sensitivity f,g |
60 V/J |
60 V/J |
100 V/J |
100 V/J |
Max Repetition Frequency |
300 Hz |
300 Hz |
6000 Hz |
6000 Hz |
Maximum Pulse Width (typical) |
400 µs ** |
400 µs ** |
10 µs |
10 µs |
Rise Time (typical 0-100 %) |
550 µs |
550 µs |
20 µs |
20 µs |
Calibration Uncertainty h |
±3 % |
±3 % |
±3 % |
±3 % |
Repeatability |
<0.5 % |
<0.5 % |
<0.5 % |
<0.5 % |
DAMAGE THRESHOLDS |
Maximum Average Power |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
All Wavelengths |
3 W |
7.5 W |
5 W |
12.5 W |
3 W |
7.5 W |
5 W |
12.5 W |
Maximum Energy Density |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
Alone |
Attenuator |
1064 nm, 7 ns, single shot |
0.6 J/cm2 |
16 J/cm2 |
0.6 J/cm2 |
16 J/cm2 |
0.50 J/cm2 |
4 J/cm2 |
0.50 J/cm2 |
4 J/cm2 |
1064 nm, 7 ns, 10 Hz |
0.6 J/cm2 |
8 J/cm2 |
0.6 J/cm2 |
8 J/cm2 |
0.50 J/cm2 |
2 J/cm2 |
0.50 J/cm2 |
2 J/cm2 |
532 nm, 7 ns, 10 Hz |
0.6 J/cm2 |
6 J/cm2 |
0.6 J/cm2 |
6 J/cm2 |
0.07 J/cm2 |
0.35 J/cm2 |
0.07 J/cm2 |
0.35 J/cm2 |
266 nm, 7 ns, 10 Hz |
0.5 J/cm2 |
1 J/cm2 |
0.5 J/cm2 |
1 J/cm2 |
0.07 J/cm2 |
0.30 J/cm2 |
0.07 J/cm2 |
0.30 J/cm2 |
Maximum Average Power Density |
10 W/cm2 |
600 W/cm2 |
10 W/cm2 i |
600 W/cm2 |
10 W/cm2 |
600 W/cm2 |
10 W/cm2 i |
600 W/cm2 |
PHYSICAL CHARACTERISTICS |
Effective Aperture (with Attenuator) |
12 X 12 mm (9 X 9 mm) |
Absorber |
Multi-Band |
Multi-Band |
Metallic |
Metallic |
Dimensions |
36H x 36W x 14D mm |
36H x 36W x 33D mm |
36H x 36W x 14D mm |
36H x 36W x 33D mm |
Weight |
87 g |
117 g |
87 g |
117 g |
Specifications are subject to change without notice