Single-Mode Collimator (WD 200mm)
This single-mode collimator is designed for long working distance applications, offering low insertion loss and high return loss. It is ideal for fiber lasers, amplifiers, LiDAR, and optical communication systems, providing reliable performance with stable beam collimation over a 200mm distance.
Compatible with 1310nm and 1550nm wavelengths, the collimator supports G657A1 fiber and is available in various configurations including lens type, working distance, and connector options to meet specific system integration needs.
Description
Features & Applications
| Features | Applications |
| Low Insertion Loss | Fiber Laser |
| High Return Loss | Optical Fiber Amplifier |
| High Reliability and Stability | Lidar |
| The Field of Optical Communication | |
| The Field of Optical Fiber Sensing |
Product Specifications
| Parameter | Unit | Value |
| Working Wavelength | nm | 1310/1550 |
| Work Distance | mm | 200 |
| Insertion Loss | dB | ≤0.25 |
| Return Loss | dB | ≥55 |
| Fiber Type | – | G657A1 |
| Fiber Length | m | 2.2±0.1 |
| Withstand Power | W | 0.5 |
| Operating Temperature | ℃ | -20℃~+75℃ |
| Storage Temperature | ℃ | -40℃~+85℃ |
| Dimensions | mm | 2.4×14 |
The measurement environment is 25℃. The above data does not include connectors. If connectors are added, the insertion loss varies with wavelength. Please contact us for specific details.

Ordering Information
| Lens Type | Working Distance | Wavelength | Fiber Type | Connector | Fiber Length |
| SCL=C-Lens | 1=1mmWD | 850nm | G657A1 | N-None | 05=0.5m |
| SGL=G-Lens | 1=2mmWD | 1310nm | 50/125 | FP=FC/PC | 10=1m |
| 1=3mmWD | 1550nm | 62.5/125 | FA=FC/AP | 15=1.5m | |
| ….. | ect. | ect. | ect. | ect. | |
| 200=200mmWD |




