Laser high energy probe
Model：PEM 20 HP：PEM 45 HP
Overview
SLT (Germany) Series PEM HP energy detectors for higher average power densities and higher average power: proven black absorption coating with very high and flat absorption over a wide wavelength range. Models PEM 20 HP and PEM 45 HP, BNC/E-connector with EEPROM, max average power 3W-5W.Description
【Overview】
Series PEM HP detectors are made for higher average power densities and higher average power, with SLT's proven black coating showing very high and flat absorption over a wide wavelength range.
【Key Features】
(1) Higher average power density capability;
(2) Black coating, very high and flat broadband absorption;
(3) BNC and E-connector with EEPROM;
(4) Max average power 3W (PEM 20 HP) / 5W (PEM 45 HP);
(5) Detection threshold down to 50µJ, accuracy ±3%.
【Typical Applications】
High average power laser energy measurement, material processing laser testing, research and industry.
Specifications
| Model | PEM 20 HP; PEM 45 HP |
| Active diameter | 20mm / 45mm |
| Sensitivity (1MΩ) | 30-50 V/J / 8-15 V/J |
| Sensitivity (100kΩ) | 8-20 V/J / 4-8 V/J |
| Max. rep rate (1MΩ) | 50Hz / 25Hz |
| Max. rep rate (100kΩ) | 150Hz / 100Hz |
| Max. average power | 3W / 5W |
| Max. avg power density | 0.5 W/cm² / 0.5 W/cm² |
| Detection threshold | 50µJ / 100µJ |
| Accuracy | ±3% |
| Connector | BNC, E-connector with EEPROM |
| Dimensions (dia. x length) | 46×21mm / 70×47mm |
Technical Data
PEM HP 系列规格表与尺寸图
数据来源：SLT Sensor- und Lasertechnik GmbH 产品目录（Made in Germany）