Available Options
The 919E-20U-10-20K photodiode energy detector is for low energies and has a 10 mm diameter aperture. It can measure energies from 1 nJ to 15µJ. It can operate at repetition rates up to 20 kHz and covers the spectral range from 0.19 - 1.1 µm. The sensor comes with a standard 1.5 meter cable for connecting to a power meter. Compatible with power meter models 1919-R, 843-R, 843-R-USB, and 841-PE-USB. Since certain specifications are interrelated with various settings, please refer to the complete specifications sheet under Resources below to determine if this product meets your requirement. Cable length is 1.5 meters. It has one 1/4-20 tapped hole on the side and one M6 hole on the back side of the head for mounting and comes with a 1/2 inch diameter post.
feature | |
Calibration Uncertainty | ±8% < 250 nm, ±5% @ 251 - 950 nm, ±7% < 951 nm |
Connector Type | DB15 |
Cooling | Sensor Body |
Damage Threshold | 0.1 J/cm2 |
Detector Type | Silicon Photodiode |
Dimensions | Ø62 x 22 mm |
Linearity | ±1.5% for >10% full scale |
Maximum Average Power | 50 mW |
Maximum Pulse Energy | 15 µJ @ 800 nm |
Maximum Pulse Width | 5 µs |
Maximum Repetition Rate | 20 KHz |
Noise Equivalent Energy | 0.05 nJ |
Operating Temperature | 15°C to 35°C, <70% RH, non-condensing |
Reflectance | 50% approx. |
RoHS | Compliant |
Sensor Size | Ø10 mm |
Spectral Range | 0.19 to 1.1 µm |
Storage Temperature | 0°C to 50°C, <90% RH |
Weight | 0.25 kg |