Optical coupler FBT-S-D-1x4, SM, dual window, broadband, G652D, tree structure, 1x4, 1310/1550±40nm, steel tube (90x20x10mm), 3.0mm fiber cable, 1m pigtail, SC/APC or FC/APC connector.
Features:
> Different combinations of coupling ratio
> Low crosstalk & excess loss
> High optical return loss
> Available in dual wavelength operation
> Optional connectors termination upon request
> Available in 250um & 900um fiber, 2mm or 3mm jacket optical cable
> Operating wavelength: 1,310nm or 1,550nm, and other wavelength is available on requests
> Coupling ratio: 10/90, 20/80, 30/70, 40/60, 50/50, and customized ratios are available
> FC, SC, ST , LC, LC/APC, SC/APC, MU and FC/APC fiber optic connectors optional
Parameter
Item | Specification | ||
Standard | Wavelength Flattened | Broadband | |
| Center wavelength | 1310 or 1550 nm | 1310 or 1550 nm | 1310 & 1550 nm |
| Bandwidth | ±20 nm | ±40 nm | ±40 nm |
| Coupling ratio | 1 ~ 50% | ||
| Typical insertion loss | ≤3.2 dB | ||
| Typical excess loss | ≤0.15 dB | ≤0.20 dB | ≤0.20 dB |
| PDL | ≤0.10 dB | ≤0.15 dB | ≤0.15 dB |
| Directivity | ≥60 dB | ||
| Connector | FC/APC or SC/APC, others for client specify | ||
| Temperature stability | ≤0.002 dB/℃ | ||
| Operation temperature | -40 ~ +70℃ | ||
| Storage temperature | -40 ~ +85℃ | ||
Dimension | 90 x20 x10mm plastic box | ||
Applications
> FTTH, PON & CATV
> LAN, WAN & Cablenet
> Telecommunication system
> Fiber optic test equipment
> Sensor
