看了Avesta法拉第隔离器/旋转器的用户又看亅/p>
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Avesta法拉第隔离器/旋转?/strong>
法拉第隔离器是一种单向通行的光学器件,线性偏振光只能单向通过。通常有一个法拉第旋转器和2个偏振器组成。法拉第隔离器由置于永磁体内的磁光活性材料组戏/span>(Nd-Fe-B)。可用磁光活性材料通常有两种:铽掺杂玻璃,铽镓石榴石(TGG)晶体、/span>
法拉第隔离器以几个数量级'/span>10^6)的能力衰减反射光和背散射光来保护激光光源。另外一些可用于某些对反射光非常敏感的设备,这些反射光会导致结果的不稳定。频率牵引等不良影响、/span>
产品特点
? 峰值隔离度9/span>>38dB+60dB
? 透过率:>90%
? 宽光谱隔禺/span>
? 可调谐隔禺/span>
应用9/span>
? 消除回光
? 放大?/span>
Avesta提供的隔离器主要分为以下几类9/span>
1. 高透过率单级隔离器9/span>
隔离?8-44dB,波长范?00-1250nm(波长固定),通光孔径2-15mm,透射玆90%、/span>
2. 宽带隔离器:
隔离?8dB,中心波?00nm(其他波长可定制),带宽120nm'30dB),通光孔径2-12mm,高透过率和侧面出光口模式也存在、/span>
3. 可调谐隔离器9/span>
峰值隔离度38-42dB,中心波?80nm,调谐范围从780nm?80nm,其他波长可定制,操作简单、/span>
4. 侧出光口单级隔离?/span>9/span>
隔离?8-44dB,波?00?250nm(波长固定),带?0nm,通光孔径2-12mm、/span>
5. 双级隔离器:
隔离?60dB 波长600-1150nm(波长固定),带?0nm,通光孔径2-12mm、/span>
法拉第隔离器设计示意国/p>
产品选型表:
中心波长+/span>nm | 孔径mm1) | 型号 | 材质 | 隔离?/span>dB2) | 带宽nm'/span>30dB(/span> | 透过率峰倻/span>% | 尺寸+/span>mm |
1250 | 5 | 5AFR-1250C | TGG | 38 | +/-5 | 98 | 65*71*77(42) |
5AFI-1250C | 90 | 90*71*77(42) | |||||
1030-1070 fixed | 2 | 2AFR-1064 | TGG | 38 | +/-10 | 98 | 50x38x46(26) |
2AFI-1064C | 90 | 78x38x46(26) | |||||
4 | 4AFR-1064 | 98 | 52x45x51(28.5) | ||||
4AFI-1064C | 90 | 85x45x51(28.5) | |||||
8 | 8AFR-1064 | 98 | 62x59x65(35.5) | ||||
8AFI-1064C | 90 | 100x59x65(35.5) | |||||
10 | 10AFR-1064 | 98 | 65x66x72(39) | ||||
10AFI-1064C | 90 | 110x66x72(39) | |||||
12 | 12AFR-1064 | 98 | 69x71x77(41.5) | ||||
12AFI-1064C | 90 | 120x71x77(41.5) | |||||
1030宽带 | 2-12 | AFRB-1030C | TGG | 35 | 980-1070 | 98 | W H same as fixed L+6mm |
AFIB-1030C | 88 | ||||||
700-900 fixed | 2 | 2AFR-800C,G | TGG Glass | 38 | +/-10 | 98 | 50x38x46 (26) |
2AFI-800C,G | 90 | 78x38x46 (26) | |||||
4 | 4AFR-800C,G | 98 | 52x45x51 (28.5) | ||||
4AFI-800C,G | 90 | 85x45x51 (28.5) | |||||
8 | 8AFR-800C,G | 98 | 62x59x65 (35.5) | ||||
8AFI-800C,G | 90 | 100x59x65 (35.5) | |||||
10 | 10AFR-800C,G | 98 | 65x66x72 (39) | ||||
10AFI-800C,G | 90 | 110x66x72 (39) | |||||
15 | 15AFR-800C,G | 98 | 71x81x84 (46) | ||||
15AFI-800C,G | 90 | 140x81x84 (46) | |||||
700-88BB0 | 4-12 | AFRB-800C G | TGG Glass | 35 | +/-60 | 98 | same as fixed L+6mm |
AFIB-800C G | 88 | ||||||
710-880T | 4-12 | AFI-800C G | 38 | +/-10 | 88 | same as fixed L+50mm | |
633 | 4 | 4AFR-633C | TGG | 38 | +/-10 | 98 | 52x45x51 (28.5) |
4AFI-633C | 90 | 85x45x51 (28.5) | |||||
5 | 5AFR-633G | Glass | 38 | +/-10 | 98 | 52x48x54 (30) | |
5AFI-633G | 90 | 90x48x54 (30) | |||||
532 | 2 | 2AFR-532C | TGG | 38 | +/-10 | 97 | 30x38x46 (26) |
2AFI-532C | 88 | 75x38x46 (26) | |||||
5 | 5AFR-532C | 97 | 30x48x54 (30) | ||||
5AFI-532C | 88 | 90x48x54 (30) | |||||
8 | 8AFR-532C | 97 | 42x59x65 (35.5) | ||||
8AFI-532C | 88 | 100x59x65 (35.5) | |||||
10 | 10AFR-532C | 97 | 45x66x72 (39) | ||||
10AFI-532C | 88 | 110x66x72 (39) | |||||
400 | 4 | 4AFR-400C | TGG | 38 | +/-5 | 85 | 30x45x51 (28.5) |
4AFI-400C | 75 | 60x45x51 (28.5) | |||||
6 | 6AFR-400C | 85 | 30x48x54 (30) | ||||
6AFI-400C | 75 | 70x48x54 (30) | |||||
偏振独立隔离?/span> | |||||||
1064 | 1.53) | PI35C4) | TGG | 35 | +/-5 | 90 | 120x48x52 (28) |
PI35C3 | 80x32x32 | ||||||
1)典型通光孔径其他尺寸可定刵/span> 2)大于60dB隔离度可定制 3)入射光直径在1/e^2; 4)PI35C存在光纤耦合输入版本 | 损伤阈值隔离器: 1J/cm^2@10 ns; 旋转?/span>: 5J/cm^2@160 ns 光功率:TGG毓/span>Glass具有更高的损伤阈值,TGG>10W/cm^2 型号?/span>AFR为旋转器+/span>AFI为隔离器+/span>PI为偏振独立隔离器 旋转器的隔离度是指选择有合适的偏振器的情况上/span> |
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