David fiber device Ltd
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PM isolator, 1550nm, single stage, 0.5dB insertion loss, 28dB isolation, 23dB extinction ratio.
The isolator is an important fiber device in the telecommunication system. It can protect the light source with Faraday rotator.
Features
Stage: single stage
Insertion loss : ≤ 0.5dB
Isolation: ≥28dB
Extinction ratio: ≥23dB
Compact size: 5.5x35mm package size
Applications
Fiber laser
Optical Transmitters & Transceivers
Fiber Amplifiers & Fiber Sensors
| Specifications | ||
| Parameters | Unit | Specification |
| Operating wavelength Range | nm | 1550 |
| Insertion loss (1-2, 2-3 @ 23 C ) | dB | ≤0.5 |
| Extinction Ratio | dB | ≥23dB |
| Polarization Mode Dispersion (PMD) | dB | ≤0.1 |
| Isolation (2-1, 3-2 @ 23 C) | dB | ≥28 |
| Directivity | dB | ≥50 |
| Return Loss | dB | ≥50 |
| Power handling(mW) | mW | ≤500 |
| Pigtail length | m | 0.8m or special |
| Port color | - | 0.8m or special |
| Tensile Load | N | ≤5 |
| Operating Temperature | C | -5 to +70 |
| Storage Temperature | C | -40 to +85 |
| Remark | ||
| * Above specifications are tested without 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.