Manufactured using the same technique as the Model 954P fixed ratio coupler, but with SM non-PM fiber.
|
Ratio |
Standard Tolerance | Also Available |
|---|---|---|
| 50/50 | +/-3% | +/-2% |
| 80/20 | +/-2% |
+/-1% |
| 90/10 | +/-1.5% | +/-1% |
| 99/1 | +/-0.25% |
Available wavelengths:
0.633 to 2.04um
-15 to +55 degC
<0.1dB for wavelengths >980nm, <0.15dB for wavelengths 700 to 980, <0.2dB 633nm to 700nm
-70 dB typical
These very low loss couplers allow CW power approaching that of the fiber itself.
The only restrictions we have noted is very high peak power, picosecond and femtosecond pulses that cause non-linear changes in the fiber that increases loss due to reduced guidance.
No sleeving over fiber (coupler unpackaged) dim. 0.59" x 0.1" x 0.1"
Pigtails sleeved in 900 micron HYTREL (coupler in aluminum tubing) dim. Length 1.125" x Dia. 0.19"
Pigtails sleeved with 3mm cable (coupler housed in 
1 m standard length (longer available - up to 20m in 3mm sleeved configurations)
FC/SPC, FC/APC, LC/APC, SC/APC, SC/PC