The High Power Isolator series products include high power isolator and high power collimator.The high power isolator series includes in-line type, beam expanded isolator, fiber in and free space out isolator and free space isolator etc.1310/1480/1550nm High Power Polarization Maintaining Isolator is one of in-line type isolator.They’re characterized with low inse ion loss, high isolation, high power handling, high return loss, excellent environmental stability and reliability. They are ideal for fiber laser and instrumentation applications.
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Type
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Single Grade |
Dual Grade |
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Parameter |
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Type |
P |
A |
P |
A |
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Parameter |
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Operating Wavelength (nm) |
1310,1480, 1550 |
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Bandwidth (nm) |
±20 |
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Peak isolation (dB) |
42 |
40 |
58 |
55 |
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Isolation (at 23℃) (dB) |
≥28 |
≥26 |
≥48 |
≥45 |
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Typ. Inse ion Loss (at 23℃) |
0.4 |
0.5 |
0.5 |
0.6 |
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Inse ion Loss (at-5 ~ +70 ℃) |
≤0.55 |
≤0.65 |
≤0.65 |
≤0.80 |
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Extinction |
Type B |
≥20 |
≥18 |
≥20 |
≥18 |
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(Both of axis working) |
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Extinction |
Type F |
≥22 |
≥20 |
≥22 |
≥20 |
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(Fast axis blocked) |
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Return loss (Input/Output) (dB) |
≥55 |
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Power handling (mW) |
≤300 |
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Fiber Type |
Panda Fiber |
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Operating temperature (℃) |
-5~+70 |
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Storage temperature (℃) |
-40 ~ +80 |
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Dimensions (mm) |
φ5.5×L35 |
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Above specifications are for devices without the connectors. |
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For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower. |
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The PM fiber and the connector key are aligned to the slow axis |
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Dimension
Order Information
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PMIS |
Wavelength |
Type |
Grade |
Axis |
Pigtail Type |
Fiber |
Length |
Connector |
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PMIS |
1310
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S= Single stage
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P
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F=Fast Axis blocked
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250=250um bare fiber |
5=Panda fiber
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0.8=0.8
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NE=None |
India
