Fiber standard reference test line as a fiber optic patch-cord insertion loss test standard reference line, with high reliability, high stability characteristics, widely used in optical testing equipment, research institutes, laboratory agencies, optical devices, manufacturers, and other test areas.
Features:
- High precision ceramic ferrule
- High precision connector
- High standard ferrule grinding geometric 3D control
- precise control of concentricity direction
- low insertion loss, low return loss
- SC, LC, FC, MU, and other models
Specifications:
| Item | Unit | Parameters | |
| APC | UPC | ||
| Insertion loss | dB | ≤0.1dB | ≤0.1dB |
| Return loss | dB | APC≥65dB | UPC≥55dB |
| 2.5mm Ferrule grinding radius ROC | mm | 6~11mm | 12~25mm |
| 1.25mm ferrule end face radius ROC | mm | 6~11mm | 7~20mm |
| Vertex offset | um | ≤30um | ≤30um |
| Angle deviation | ° | 8±0.2 | 0±0.2 |
| Fiber height | um | ±50 | |
| Concentricity offset angle | ° | ±45 | |
| Mechanical durability | dB | Change amount <0.20 dB, 1000 repetitions | |
| Operating temperature |
°C | -40 to + 75 | |
