This fiber optical patch cable is widely used in medical laser power transmission. With 0.22 numerical aperture, the Large Core Patch Cord offered by GEZHI Photonics is a reliable and efficient solution for various applications. The company also provides customized patch cords to cater to specific requirements.

The Large Core Patch Cord offers several key features that make it an excellent choice for medical and laser applications:
High Return Loss: The patch cord exhibits excellent return loss, minimizing signal reflections and ensuring reliable data transmission.
Low Insertion Loss: With low insertion loss, the patch cord effectively transfers optical signals with minimal signal degradation.
High Reliability and Stability: Designed with high-precision connectors and advanced polishing technology, the patch cord ensures consistent and stable performance over time.
The Large Core Patch Cord finds versatile applications in a range of industries:
Medical / Surgical: Its high precision and stability make it ideal for medical and surgical laser systems, ensuring accurate and reliable power transmission.
Laser Systems: The patch cord is widely used in various laser systems, providing a seamless optical connection for precise signal transmission.
Fiber Instruments: With its large core multimode fiber, the patch cord is suitable for research applications and other fiber instrument uses.
| Parameter | S105/125 | S200/240 | S272/300 | S365/400 | S550/600 |
|---|---|---|---|---|---|
| Fiber Type | |||||
| Core Diameter (um) | 105 | 200 | 272 | 365 | 550 |
| Cladding Diameter (um) | 125 | 240 | 300 | 400 | 600 |
| Coating Diameter (um) | 245 | 270 | 330 | 440 | 640 |
| Operating Wavelength (nm) | 700~2200 | 375-2200 | 375-2200 | 375-2200 | 375-2200 |
| Core NA | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 |
| Connector | |||||
| Operating Temperature (℃) | -40~+85 | -40~+85 | -40~+85 | -40~+85 | -40~+85 |
| Storage Temperature (℃) | -40~+85 | -40~+85 | -40~+85 | -40~+85 | -40~+85 |
At GEZHI Photonics, we understand that each application may have unique requirements. Therefore, we offer customized patch cords, tailoring the core size and connector type to suit your specific needs. Whether it's SMA905, FC, ST, or other connectors, we have you covered.

In conclusion, the Large Core Patch Cord from GEZHI Photonics is an outstanding solution for medical laser power transmission and laser systems. Its high return loss, low insertion loss, and stability make it a reliable choice for critical applications. With customization options available, you can rest assured that the patch cord will meet your exact specifications. Experience the power of precision and reliability with our Large Core Patch Cord for all your fiber optic needs.
Contact us today to inquire about our Large Core Patch Cord or to discuss your specific requirements!