Multimode Coupler 2x2 50:50 850/1310nm 3.0mm LC/UPC Optical fiber
coupler
EX: MMC-P-12-85-50-1-30-LU-C
Key Features
Low excess loss
Uniform Power Splitting
Rugged Package
Excellent Environmental & Mechanical Stability
NX4(n=1,2,4) NX8(n=1,2,8) port ratios are available.
Applications
Long-haul Telecommunications
Digital, Hybrid and AM-Video Systems
High Speed Local Area Networks
CATV System
Description
Optic Fiber couplers are designed for splitting light with minimal
loss from one into two fibers or to combine light from two fibers
into one fiber. With the use of multimode fiber.
Specifications
| Parameter | P | A |
| Operating wavelength (nm) | 850,1310 |
| Fiber Type(dB) | Corning multimode 50/125 or 62.5/125 |
| Coupling Ratio (%) | 50:50 |
| Excess Loss (Typical) (dB) | 0.4 | 0.7 |
| Max. Insertion Loss (dB) | 3.7 | 4.0 |
| Uniformity (Max.) (dB | 0.6 | 0.8 |
| Port Configuratio | 1x2 or 2x2 |
| PDL (dB) | ≤0.1 | ≤0.15 |
| Return loss(dB) | ≥45 |
| Directivity (dB) | ≥40 |
| Operating temperature (℃) | -40 ~ +85 |
The above specification is without connector
Other specifications can be made on customer request
Package Dimensions & Pigtail Style
| Package Dimensions |
| Package A | 3.0mm x 48mm stainless steel tube |
| Package B | 3.0mm x 55mm stainless steel tube |
| Package C | 90mm x16mm x 9mm case |
| Pigtail Style |
| Package A | 250μM bare fiber |
| Package B | 900μM loose tube |
| Package C | 900μM loose tube or 2mm/3mm cable |
Other package dimensions can be made on customer request.
Minimum Package
| Code | Material | Number | Dimension(mm) | Note |
| Length | Width | Height |
| A | Blister Box | 2 | 200 | 103 | 16 | No Connector |
| 10 | 328 | 226 | 13 | No Connector |
| B | Blister Box | 1 | 230 | 135 | 16 | With Connector |
| 1 | 224 | 135 | 13 | No Connector |
| C | Pearl Cotton and Carton | 1 | 215 | 155 | 48 | With Connector |
Ordering Information
| MMC- | x- | X2- | 35- | XX- | X- | XX- | xx- | x |
| P:Premium A:Grade A X: On request
| 12:1X2 22:2X2
| 85:850nm 31:1310NM
| 01: 01:99 02: 02:98 …… 50: 50:50
| 1: 1 meter x: on request
| 25:250μM Fiber 09:900μM loose Fiber
| SC:SC/UPC SA:SC/APC ...... 00:no connect
| A: A B: B C:C
|
| Grade | Port number | Operation Wavelength | coupling Ratio | Fiber length | Fiber type | Connect Type | Dimension |
EX: MMC-P-12-85-50-1-30-LU-C
