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Truly Fused, Single mode, Wavelength Flattened (Broadband/Wide band) Fiber Optic Star Couplers & Optical Splitters (1X3 and 1X4)
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Features
- Low Excess Loss
- Low Insertion Loss Over a Bandpass
- Excellent Uniformity
- Low Wavelength Dependent Loss
- Low Polarization Dependent Loss
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Applications
- Instrumentation
- CATV Distribution
- DWDM Systems
- Trunk/Loop Branching
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| Specifications for Wavelength Flattened Couplers |
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>1x3 |
>1x4 |
| Wavelengths(nm) |
1270-1350 OR 1510-1590 |
| Fiber Types |
Corning SMF-28 ( other fiber types available upon request) |
| Insertion Loss (dB) |
>See chart below |
| Uniformity (dB) |
≤ 1.5 for 33/33/33 split |
≤ 1.5 for 25/25/25/25 split |
| Typical Directivity (dB) |
≥ 50 |
| Typical Thermal Stability (dB) |
≤±0.1 over -40°C to +85°C |
| Packaging |
Comes in package 12 and can be repackaged into
package 22 and modular boxes. |
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| Specifications for 1x3 couplers and 1x4 coupler |
| Desired Split Ratio |
Insertion Loss(dB) |
| 20/40/40 |
8.2/5.2/5.2 |
| 30/35/35 |
6.2/5.6/5.6 |
| 33/33/33 |
6.0/6.0/6.0 |
| 40/30/30 |
4.7/6.4/6.4 |
| 50/25/25 |
3.6/7.3/7.3 |
| 60/20/20 |
2.7/8.4/8.4 |
| 70/15/15 |
1.9/9.6/9.6 |
| 80/10/10 |
1.3/11.7/11.7 |
| 25/25/25/25 |
7.5/7.5/7.5/7.5 |
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Ordering Information
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