11QE25 laser energy detectors can measure energy up to 23 J (with attenuator),
max repetition frequency - 6000 Hz. Low noise level - just 10 µJ. Effective aperture - 25 mm square.
These detectors are compact and convenient to use.
They are suitable for many OEM, manufacturing and laboratory applications
Specifications
Detector |
11QE25LP-S-MB |
11QE25LP-H-MB |
11QE25SP-S-MT |
11QE25SP-H-MT |
MAX MEASURABLE ENERGY (WITH ATTENUATOR) |
23 J |
23 J |
10 J |
10 J |
MAX REPETITION FREQUENCY |
300 Hz |
300 Hz |
6000 Hz |
6000 Hz |
EFFECTIVE APERTURE |
25 x 25 mm |
25 x 25 mm |
25 x 25 mm |
25 x 25 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 |
3.8 J |
23 J |
3.8 J |
23 J |
3.0 J |
10 J |
3.0 J |
10 J |
266 nm, 7 ns, 10 Hz |
3.1 J |
4.8 J |
3.1 J |
4.8 J |
0.44 J |
1.45 J |
0.44 J |
1.45 J |
Noise Equivalent Energy e |
4 µJ |
4 µJ |
2 µJ |
2 µJ |
Sensitivity f,g |
10 V/J |
10 V/J |
20 V/J |
20 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 |
5 W |
15 W |
10 W |
30 W |
5 W |
15 W |
10 W |
30 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) |
25 X 25 mm (22 X 22 mm) |
Absorber |
Multi-Band |
Multi-Band |
Metallic |
Metallic |
Dimensions |
50H x 50W x 14D mm |
50H x 50W x 52.5D mm |
50H x 50W x 14D mm |
50H x 50W x 52.5D mm |
Weight |
120 g |
187 g |
120 g |
187 g |
Specifications are subject to change without notice