David fiber device Ltd
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Isolator+WDM hybrid device, T1550R980, dual stage, forward pump, 1.1dB insertion loss.
The IWDM is based on isolator core & filter. An IWDM device equals to an isolator with WDM. if you want to use two functions, you can just use one device to achieve your target.
Features
Insertion loss: ≤1.1dB
Compact size: 5.5x35mm package size
Fiber type: SMF-28e
Connector type: FC/APC
Return loss: ≥50dB
Applications
Fiber amplifier
Fiber optic instrument
Fiber sensor
| Specifications | ||
| Parameters | Unit | Specification |
| Operating wavelength Range | nm | 1550/980 |
| Insertion loss | dB | ≤1.1 |
| PMD | dB | ≤0.25 |
| PDL | dB | ≤0.1 |
| Fiber type | dB | SMF-28e |
| Directivity | dB | ≥50 |
| Return Loss | dB | ≥50 |
| Power handling(mW) | mW | ≤500 |
| Pigtail length | m | 0.8m or other |
| Port color | - | Black&Clear |
| Tensile Load | N | ≤5 |
| Operating Temperature | C | -5 to +70 |
| Storage Temperature | C | -40 to +85 |
| Remark | ||
| * Above specifications are tested with connector at room temperature | ||
Q&A:
Q: What's your Payment terms?
A: We accept TT & Western Union for payment.
Q: How to order a sample?
A: You can contact us directly and tell us your requirements on any of our products.
Q: Could you print our company logo or design on the products?
A: Yes, we can accept your need but we will share the charge with you.
Q: If we decide to move forward with our order what is the next step?
A: You place an order first. Then we will send you PI. After you settle the payment by TT or the Western Union. We will arrange production for you.
Q: What is your normal production lead time for a first order and then for repeat orders?
A: It depends on the product you need. For example, if you purchased a 1550nm fiber circulator for your first order, and then you look for it again, but we will check the material of it and tell you the delivery time.
Q: Do you have warranty policy?
A: Yes, we have. We provide 12 months maintenance warranty.