AOI 8 air type LWDM TFF filter是一款專門為LWDM Z-BLOCK 和三維結構微型尺寸LWDM mux demux器件而設計的LWDM濾波片,它采用8度入射角設計來壓縮LWDM器件的尺寸,采用入射面為波段反射面,透射面為對工作波長增透膜面的設計,適用光路無膠。它覆蓋從1264.95nm到1332.41nm 全部16個常用O波段通道;膜層牢固度強,滿足非氣密性封裝應用環(huán)境;通道中心波長一致性好,帶寬大,PIV曲線(LD輸入電流值與BLOCK后端的光功率測量值)的線性工作區(qū)間大,適配無溫控DML激光器耦光;采用微晶基材,熱穩(wěn)定性高。接受客戶不同種規(guī)格指標的開爐定制。
產品特性:
● 低插入損耗;
● 高通道隔離度;
● 的可靠性和穩(wěn)定性;
● 符合Telcordia GR-1121和GR1209標準。
產品應用:
● 高速收發(fā)器;
● WDM PON網(wǎng)絡;
● 5G前傳和城域網(wǎng);
● 儀器和實驗室。
技術指標:
| Item | Unit | Value |
| Mounting | Air-type | |
| Operating wavelength range | nm | 1260~1360 |
| Center wavelength (lc) | nm | 1264.95, 1269.23, 1273.54, 1277.89, 1282.26, 1286.66, 1291.10, 1295.56, 1300.05, 1304.58, 1309.14, 1313.73, 1318.35, 1323.00, 1327.69, 1332.41 |
| Channel spacing | Hz | 800G |
| Pass-band (PB) | nm | ±1.4 |
| Reflection-band 1 (RB) | nm | 1260~(lc-3.1) & (lc+3.1)~1360 |
| Adjacent channel isolation@ RB | dB | >25 |
| Max. insertion loss within PB | dB | <0.35 in glass |
| Transmission IL variation within PB | dB | <0.25 in glass |
| Reflection isolation within PB | dB | >13 |
| Transmission PDL within PB | dB | <0.1 |
| CW temp. sensitivity | pm/℃ | <3 |
| Reflection (AR coating on backside) | % | <0.2 |
A.O.I. (optional range angle within angle tolerance) Define; Only if one of angle range A.O.I.+/-0.3 can meet all the optical specs | ° | 8° |
| Footprint dimension (L*W) | mm | 0.75±0.05 x1.0±0.05 |




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