C-Band Optical Filter 1520-1565nm | High Isolation >30dB, Low IL <0.6dB | Corning SMF-28 Ultra | 3.6x30mm Glass Tube for DWDM
1. Product Overview
This high-performance C-band DWDM filter is designed for high-capacity optical communication networks, precisely covering the 1520-1565nm operating wavelength range.
2. Product Features
| Parameters |
Specifications |
Unit |
| Maximum Optical Power |
500 |
mW |
| Operating Temperature |
-40 ~ +85 |
°C |
| Storage Temperature |
-40 ~ +85 |
°C |
| Operating Humidity |
5 ~ 95 |
%RH |
| Storage Humidity |
5 ~ 95 |
%RH |

- C-band operating wavelength (1520-1565nm)
- Ultra-low insertion loss (≤0.6 dB)
- High adjacent channel isolation (≥30 dB)
- High non-adjacent channel isolation (≥45 dB)
- High directivity (≥50 dB) and return loss (≥45 dB)
- Corning SMF-28 Ultra single-mode fiber
- Maximum 500mW optical power carrying capacity
- -40~+85°C industrial-grade wide temperature range operation
- ≤φ3.6*30 mm compact glass tube package
3. Applications
- Dense wavelength division multiplexing (DWDM) systems
- Optical add-drop multiplexers (OADMs)
- Long-haul trunk and metropolitan area network transmission nodes
- Fiber optic network line monitoring systems
- Coherent optical communication equipment and module integration