| features | application |
High temperature resistance Anti-shock miniaturization | Vehicle 3D Laser Scanner lidar sensor |
| High Reliability Test Items | ||||||||
| Pilot projects | Test conditions | Test time | judgement standard | |||||
| cryogenic storage | Temperature: -45℃±3℃ | 500 hours | II variation ≤0.50dB @23℃&105℃, RL meets specification requirements PCE variation ≤10% @23℃&105℃ | |||||
| high temperature storage | Temperature: +125℃±3℃ | 2000 hours | ||||||
| High and low temperature cycle | Temperature range: -45°C~+125°C Temperature change rate not less than 3°C/min Holding time (@-40°C,@125°C): 15min | 500 cycles | ||||||
| temperature shock | Temperature range: -40°C~+105°C Holding time (@-40°C, @105°C): 15min The conversion time between high temperature and low temperature≤30s | 100 times | ||||||
| mechanical shock | Waveform: Half sine wave Experiment direction: 6 directions (3 axes) Peak acceleration: 500g Pulse duration: 6ms | 10 times in each direction | ||||||
| Coupler/Combiner for LiDAR Applications | ||||||||
| Performance | ||||||||
| structure | unit | 1×2 | 1×4 | (2+1)×1 | 1X2 | |||
| category | / | coupler | beam combiner | Membrane splitter | ||||
| Working wavelength | nm | 1550 | Pump: 940, Signal: 1550nm | 940 | ||||
| working bandwidth | nm | ±20 | ±20 | one | ||||
| model | / | 01/99 | 25/25/25/25 | (2+1)×1 | 10/90 | |||
| Room temperature performance (25±5℃) | Insertion loss | dB | 19.00-21.00 /0.35 | 7.00 | 0.25 | 11.2/1.0 | ||
| Pump coupling efficiency | % | one | ≥90 | one | ||||
| Polarization loss | dB | 0.20 | 0.30 | one | 0.15 | |||
| Uniformity | dB | one | 1.00 | |||||
| return loss | dB | 50 | 55 | 40 | 27 | |||
| directionality | dB | 55 | 55 | one | 27 | |||
| Full temperature performance (-40~+115℃) | Insertion loss variation | dB | 0.20 | 0.20 | 0.25 | 0.25 | ||
| Variation of pumping efficiency | % | one | one | ≤5% | ||||
| Fiber type | / | CORNING SMF-28 UItra | Signal Fiber:SMF-28 UItra, Pump Fiber:105/125(0.22NA), Output Fiber:SM-GDF-1550 | Nufern MM-S105/125-22A | ||||
| package size | mm | 2.4×25 | 3.0×54 | 3.5×35 | 3.6×28 | |||
| Order Guide | ||||||||
| The products on this page are all non-standard products and can be customized according to customer needs. If you have any needs, please contact us! For specific product high reliability test items, please refer to page PXX for details. | ||||||||
