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単一周波数ファイバレーザ
Koheras BOOSTIK HPシリーズ
特長
- 1 μm、1.5 μm、または2 μmにおいて10 Wまたは15 W出力
- 単一周波数、狭線幅
- 超低周波数ノイズ、超低強度ノイズ
- 超低 RIN オプション
- 優れたビーム品質
- 堅牢かつメンテナンスフリー
製品詳細
このターンキー方式の19インチラックシステムは、制御エレクトロニクスと電源を内蔵しており、計測などの研究室用途や実験研究に適しています。
超低ノイズ、狭線幅、高出力の組み合わせにより、Koheras BOOSTIK HP レーザは、幅広い用途に対応する高い汎用性を備えています。
BOOSTIK HPの主な用途：
･基礎物理研究
･光学的長さ、周波数基準
･量子光学／量子コンピューティング、および量子現象（光トラッピングおよび冷却、光格子、ボース・アインシュタイン凝縮（BEC）、原子干渉計、スクイージングなど）
･非線形光学用励起光源 (SHG, DFG, OPO)
･レーザ計測、精密レーザ干渉計測、分光分析
･光ヘテロダイン検波
･コヒーレント通信
･コヒーレントビーム結合
動作波長は1 μmまたは1.5 μm帯から自由に選択でき、優れたビーム品質により高効率な周波数変換が可能です。
ルビジウム、ストロンチウム、バリウム、イッテルビウムなどの特定の遷移線に対応する必要がある場合は、Koheras HARMONIK HPの周波数変換モジュールをご確認ください。
仕様
光学的特性
| E15 | Y10 | T20 | |
| 中心波長*1 | 1535 nm ～ 1580 nm | 1030 nm ～ 1086 nm | 1970 nm |
| レーザ発振 | CW | ||
| ビーム品質 | M² < 1.1 | M² < 1.3 @ ≥ 5 W出力 | M² < 1.1 |
| 出力パワー*2 | 10 W または 15 W | 10 W | |
| 出力安定度*3 | 30 % ～ 100 % | ||
| 線幅*4 | < 0.1 kHz | < 20 kHz | < 5 kHz |
| 最大位相ノイズ | -90 dB((rad/√Hz)/m) @ 10 Hz -110 dB((rad/√Hz)/m) @ 100 Hz -120 dB((rad/√Hz)/m) @ 1 kHz -130 dB((rad/√Hz)/m) @ 20 kHz |
-83 dB((rad/√Hz)/m) @ 10 Hz -95 dB((rad/√Hz)/m) @ 100 Hz -101 dB((rad/√Hz)/m) @ 1 kHz -105 dB((rad/√Hz)/m) @ 20 kHz |
-75 dB((rad/√Hz)/m) @ 10 Hz -90 dB((rad/√Hz)/m) @ 100 Hz -110 dB((rad/√Hz)/m) @ 1 kHz -115 dB((rad/√Hz)/m) @ 20 kHz |
| 長期安定性 (RMS、1h@25 ℃)*5 | < 1 % | < 2 % | < 1 % |
| 光学S/N比 (50 pm分解能) | > 50 dB (波長による) | > 50 dB | |
| 偏光 | 直線偏光 (PM) | ||
| 温度による最小波長調整範囲 | ± 350 pm | ± 240 pm | ± 490 pm |
| 温度による総波長調整範囲 | 1000 pm | 700 pm | 1300 pm |
| 高速波長変調範囲 | 8 GHz | 10 GHz | 6 GHz |
| 高速波長変調 | 最大20 kHz | ||
| 光モニタ出力 (シードから) | FC/APC | ||
| 出力ファイバ終端 | コリメータ | ||
| 標準ビーム径 (ウエスト1/e²において) | ≈ 2 mm | 1.1 mm | ≈ 2.5 mm |
| 出力アイソレーション | > 25 dB | ||
| PER (最小／代表値) | 17 dB / 20 dB | ||
| アンプファイバ出力タイプ | コリメート出力 | ||
*1 中心波長は指定範囲内で選択可能です。範囲外のオプションについてはお問い合わせください。
*2 中心波長に依存。
*3 中心波長および出力パワーによって、範囲が広がる場合があります。
*4 ローレンツ分布。
*5 30分 ～ 60分のウォームアップ後、周囲温度18 ℃～25 ℃（APCモード）において。
機械的特性
| E15 | Y10 | T20 | |
| シードレーザ寸法 (W×H×L) | 483 mm × 50.1 mm × 382.1 mm (19” 1U) | ||
| シードレーザ質量 | 6 kg | ||
| シードレーザ動作温度*1 | 15 ℃ ～ 60 ℃ | ||
| シードレーザ保存温度 | -20 ℃ ～ 60 ℃ | ||
| アンプ寸法 (W×H×L) | 483 mm × 130.5 mm × 526 mm (19” 3U) | ||
| アンプ質量 | < 15 kg | ||
| アンプ動作温度*1 | 15 ℃ ～ 35 ℃ | ||
| アンプ保存温度 | -20 ℃ ～ 65 ℃ | ||
| ファイバピグテール長 | ≈ 1.5 m | ||
*1 モジュール温度。
電気的特性
| E15 | Y10 | T20 | |
| シードレーザ電源 | 100 VAC ～ 240 VAC, 50 Hz ～ 60 Hz | ||
| シードレーザデジタルインターフェース | USB 2.0, イーサネット 10/100 | ||
| シードレーザ周波数変調 | DB9 (オス)、差動2 × 5 V | ||
| シードレーザファイバ出力タイプ | FC/APC | ||
| シードレーザモニタ出力 | FC/APC バルクヘッド | ||
| アンプ電源 | 90 VAC ～ 240 VAC, 50 Hz ～ 60 Hz | ||
外形寸法図 (単位: mm)
Koheras ADJUSTIK Seeder
Koheras BOOSTIK HP Amplifier
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