David fiber device Ltd
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Fiber coupler, 850nm multimode, LED source, 2x2 port, 50:50 coupling ratio, 250um bare fiber.
The fiber coupler is a general fiber device which is widely used in CATV network. The coupling ratio can be chosen according to customer's requirements.
If you have no idea about the coupling ratio, you can provide your insertion loss and we can do it.
Features
Source type : LED
Insertion loss : ≤3.7dB
Directivity: ≥50dB
Excess loss: 0.6dB
Compact size: 3.0x54mm package size
Applications
split the light signal
CATV network
FTTH system
| Specifications | ||
| Parameters | Unit | Specification |
| Operating wavelength Range | nm | 850 |
| Insertion loss | dB | ≤3.7 |
| Source type | / | LED |
| Coupling ratio | % | 50:50 |
| Packge size | mm | 3.0x54 |
| Directivity | dB | ≥50 |
| Return Loss | dB | ≥40 |
| Power handling(mW) | mW | ≤500 |
| Pigtail length | m | (OM1) 62.5/125 bare fiber |
| Port color | - | (OM1) 62.5/125 bare fiber |
| 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 With connector, 0.3dB higher for IL & 5dB lower for RL per connector. | ||
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.