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應(yīng)用環(huán)境
雙包層摻銩光纖主要用于2μm波長光纖激光器的增益介質(zhì),2μm波段是人眼安全波長波段,這種光纖激光器在激光測(cè)距、激光雷達(dá)以及激光微創(chuàng)醫(yī)療等領(lǐng)域獲得重大應(yīng)用,還可以作為參量振蕩器(OPO)等3~5μm長波長激光器件的泵浦光源。1900~2100nm波長可調(diào)諧,高功率光纖放大器和激光器,S波段光纖放大器
產(chǎn)品特點(diǎn)
● 杰出的幾何尺寸,穩(wěn)定的環(huán)境特性
● 精心設(shè)計(jì)的模場(chǎng)直徑,較小的熔接損耗
產(chǎn)品技術(shù)參數(shù)
雙包層摻銩光纖 特性 |
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FT-LMA-DTDF10/125 |
FT-LMA-DTDF22/250 |
FT-LMA-DTDF25/400 |
纖芯直徑,μm |
10±0.2 |
22.0±0.5 |
25.0±0.5 |
Tm摻雜比重,Wt% |
3.5±0.5 |
2.2±0.2 |
3.5±0.5 |
芯數(shù)值孔徑(NA) |
0.15±0.02 |
0.15±0.02 |
0.08±0.02 |
內(nèi)包層幾何形狀 |
六邊形 |
六邊形 |
六邊形 |
內(nèi)包層直徑,μm |
125 |
250 |
400 |
外包層厚度,μm |
40±5 |
50±5 |
50±5 |
內(nèi)包層數(shù)值孔徑(NA) |
0.46±0.02 |
0.46±0.02 |
0.46±0.02 |
光學(xué)性能指標(biāo)
光學(xué)性能指標(biāo) |
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型號(hào) |
SM-DTDF-9/125 |
LMA-DTDF-25/400 |
工作波長 |
1950 - 2100 nm |
1950 - 2100 nm |
纖芯數(shù)值孔徑 NA |
≤ 0.12 |
0.08 ± 0.02 |
內(nèi)包層數(shù)值孔徑 NA |
≥ 0.46 |
≥ 0.46 |
內(nèi)包層形狀 |
八邊形 |
八邊形 |
包層峰值吸收 |
3.5 ± 1.0 dB/m at 793 nm |
1.60 ± 0.70 dB/m at 793 nm |
幾何尺寸與材料指標(biāo)
幾何尺寸與材料指標(biāo) |
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石英包層直徑 (角對(duì)角) |
125.0 ± 3.0 µm |
400.0 ± 15.0 µm |
纖芯直徑 |
9.0 ± 1.0 µm |
25.0 ± 2.0 µm |
涂層直徑 |
245.0 ± 15.0 µm |
550.0 ± 20.0 µm |
芯包同心度 |
≤ 3.00 µm |
≤ 3.00 µm |
外包層材料 |
低折射率涂料 |
低折射率涂料 |
石英包層直徑 (角對(duì)角) |
125.0 ± 3.0 µm |
400.0 ± 15.0 µm |
本產(chǎn)品為FT-XP系列,如有需要,請(qǐng)聯(lián)系我們。
注:本產(chǎn)品有全國產(chǎn)化型號(hào)可選
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.