445 - 2100 nm Special Wavelengths Coupler
The Special Wavelength Coupler offers very low insertion loss, low polarization dependent loss and excellent environmental stability. Accurate coupling ratios from 0.01/99.99 to 50/50 are available with very good uniformity in the operating wavelength range. These components find extensive applications to perform power splitting and monitoring functions in all kinds of optical communication systems.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Center Wavelength λc | 488, 532, 635 |
| Center Wavelength λc | 780, 830 |
| Center Wavelength λc | 980, 1064 |
| Center Wavelength λc | 1700, 2000 |
| Operating Wavelength Range [Center Wavelength λc: 488, 532, 635 nm] | λc±5 |
| Max. Polarization Dependent Loss [Center Wavelength λc: 488, 532, 635 nm] | 0.2 dB |
| Max. Excess Loss [Center Wavelength λc: 488, 532, 635 nm] | 0.3 dB |
| Max. Excess Loss for Each Connector [Center Wavelength λc: 488, 532, 635 nm] | 1.5 dB |
| Operating Wavelength Range [Center Wavelength λc: 780, 830 nm] | λc±10 |
| Max. Polarization Dependent Loss [Center Wavelength λc: 780, 830 nm] | 0.2 dB |
| Max. Excess Loss [Center Wavelength λc: 780, 830 nm] | 0.3 dB |
| Max. Excess Loss for Each Connector [Center Wavelength λc: 780, 830 nm] | 0.7 dB |
| Operating Wavelength Range [Center Wavelength λc: 980, 1064 nm] | λc±10 |
| Max. Polarization Dependent Loss [Center Wavelength λc: 980, 1064 nm] | 0.1 dB |
| Max. Excess Loss [Center Wavelength λc: 980, 1064 nm] | 0.15 dB |
| Max. Excess Loss for Each Connector [Center Wavelength λc: 980, 1064 nm] | 0.5 dB |
| Operating Wavelength Range [Center Wavelength λc: 1700, 2000 nm] | λc±20 |
| Max. Polarization Dependent Loss [Center Wavelength λc: 1700, 2000 nm] | 0.2 dB |
| Max. Excess Loss [Center Wavelength λc: 1700, 2000 nm] | 0.3 dB |
| Max. Excess Loss for Each Connector [Center Wavelength λc: 1700, 2000 nm] | 0.3 dB |
| Max. Optical Power (CW) [With connector: only 1 W；for visible wavelength, power limit: 50 mW.] | 4 W |
| Thermal Stability | ≤0.005 dB/°C |
| Min. Return Loss [With connector, return loss is 5 dB lower.] | 50 dB |
| Min. Directivity | 50 dB |
| Fiber Type | Singlemode Fiber |
| Operating Temperature | -40 to +75 °C |
| Storage Temperature | -40 to +85 °C |
| Max. Insertion Loss [Coupling ratio 1/99；tested at center wavelength only (λc).] | 22/0.3 |
| Max. Insertion Loss [Coupling ratio 2/98；tested at center wavelength only (λc).] | 18.5/0.35 |
| Max. Insertion Loss [Coupling ratio 5/95；tested at center wavelength only (λc).] | 14.5/0.5 |
| Max. Insertion Loss [Coupling ratio 10/90；tested at center wavelength only (λc).] | 11.5/0.75 |
| Max. Insertion Loss [Coupling ratio 20/80；tested at center wavelength only (λc).] | 8.0/1.5 |
| Max. Insertion Loss [Coupling ratio 30/70；tested at center wavelength only (λc).] | 6.0/2.0 |
| Max. Insertion Loss [Coupling ratio 40/60；tested at center wavelength only (λc).] | 4.8/2.8 |
| Max. Insertion Loss [Coupling ratio 50/50；tested at center wavelength only (λc).] | 3.6/3.6 |
| Insertion Loss [Coupling ratio 0.1/99.9；λc] | 30±3/≤0.3 |
| Insertion Loss [Coupling ratio 0.01/99.99；λc] | 40±4/≤0.3 |
Applications
Key Features
Datasheet
Supplier Information
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