919E系列焦热电脉冲能量探测器采用创新的专利技术，可以实现大范围激光脉冲的精确可重复激光测量。
特点：
• 最大孔径为 46 mm
• 脉冲能量测量高达 30 J
• 光电二极管能量探测器，用于低至 1 nJ 的测量
• 金属镀膜热电探测器，可用于高重复频率
• BF 镀膜焦热电探测器，可用于最高的损伤阈值
• 测量最高可达 25 kHz 的激光重复频率
• 测量脉冲宽度可达 20 ms 的激光
四个典型的919E系列激光脉冲能量探测器的技术参数：
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型号
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919E-0.1-12-250
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919E-10-20-250
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919E-10-35-10K
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919E-30-46-10K
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探测器类型
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Pyroelectric
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Pyroelectric
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Pyroelectric
|
Pyroelectric
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探测器材料
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BF coating
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BF with diffuser
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Metallic with removable diffuser
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光谱范围
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0.15 to 3 and 10.6 μm
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0.24 to 2.2 μm
|
0.19 to 2.2, and 2.94 μm
|
0.532, 1.064, 2.10, 2.94 μm
|
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感光尺寸
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Ø12 mm
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Ø20 mm
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Ø35 mm
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Ø46 mm
|
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最大平均功率
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3 W
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20 W
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25 W
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40 W w/ diffuser, 15 W w/o diffuser
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有衰减器时的最大脉冲能量
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10 mJ
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10 J
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10 J
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30 J
|
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最大脉冲宽度
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5 ms
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20 ms
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20 ms
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5 ms
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最大重复频率
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250 Hz
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250 Hz
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10 kHz
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10 kHz
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噪声等效能量
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1 μJ in 1 ms, 5 μJ in 5 ms setting
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15 μJ in 1 ms, 60 μJ in 20 ms setting
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1 μJ in 2 μs, 40 μJ in 5 ms setting
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1 μJ in 2 μs, 20 μJ in 5 ms setting (w/o diffuser)
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|
线性度
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±2%
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±2% with energy > 7% of full scale
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±2% with energy for >7% of full scale
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±2% with energy for >10% of full scale
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损伤阈值
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0.8 J/cm2 (<100 ns pulse), 1 J/cm2 (1 μs), 2 J/cm2 (300 μs)
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3 J/cm2 (<100 ns pulse), 5 J/cm2 (1 μs), 25 J/cm2 (300 μs), 50 J/cm2 (2 ms)
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1 J/cm2 (<100 ns pulse), 2 J/cm2 (1 μs), 20 J/cm2 (300 μs), 40 J/cm2 (2 ms)
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1.5 J/cm2 (<100 ns pulse), 3 J/cm2 (1 μs), 20 J/cm2 (300 μs), 60 J/cm2 (2 ms)
|
|
端口类型
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DB15
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DB15
|
DB15
|
DB15
|
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工作温度
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15°C to 35°C, <70% RH, non-condensing
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15°C to 35°C, <70% RH, non-condensing
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15°C to 35°C, <70% RH, non-condensing
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15°C to 35°C, <70% RH, non-condensing
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反射率
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20% approx.
|
|
25% approx.
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50% approx. w/o diffuser, 25% approx. w/ diffuser
|
|
尺寸
|
Ø62 x 21 mm
|
Ø62 x 28.5 mm
|
Ø62 x 35 mm
|
Ø62 x 28.5 mm
|
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电缆长度
|
1.5 m
|
1.5 m
|
1.5 m
|
1.5 m
|
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RoHS
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Compliant
|
Compliant
|
Compliant
|
Compliant
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919E系列全部激光脉冲能量探测器
|
型号
|
探测器类型
|
光谱范围
|
感光尺寸
|
有衰减器时的最大脉冲能量
|
最大重复频率
|
|
919E-0.1-12-250
|
Pyroelectric
|
0.15 to 3 and 10.6 μm
|
Ø12 mm
|
10 mJ
|
250 Hz
|
|
919E-0.1-12-25K
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Pyroelectric
|
0.15 to 12 μm
|
Ø12 mm
|
10 mJ
|
25 kHz
|
|
919E-10-20-250
|
Pyroelectric
|
0.24 to 2.2 μm
|
Ø20 mm
|
10 J
|
250 Hz
|
|
919E-10-24-10K
|
Pyroelectric
|
0.15 to 3 μm
|
Ø24 mm
|
10 J
|
10 kHz
|
|
919E-10-35-10K
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Pyroelectric
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0.19 to 2.2, and 2.94 μm
|
Ø35 mm
|
10 J
|
10 kHz
|
|
919E-10-35-250
|
Pyroelectric
|
0.24 to 2.2 μm
|
Ø35 mm
|
10 J
|
250 Hz
|
|
919E-200U-8-25K
|
Pyroelectric
|
0.15 to 12 μm
|
Ø8 mm
|
200 uJ
|
25 kHz
|
|
919E-20U-10-20K
|
Silicon Photodiode
|
0.19 to 1.1 μm
|
Ø10 mm
|
15 μJ @ <300 nm, 8 μJ @ 350-550 nm, 5 μJ @ >800 nm
|
20 kHz
|
|
919E-30-46-10K
|
Pyroelectric
|
0.532, 1.064, 2.10, 2.94 μm
|
Ø46 mm
|
30 J
|
10 kHz
|
|
