CW テラヘルツ分光キット
CW Terahertz Generation - Spectroscopy Kit
◆ CW テラヘルツ光 レーザパッケージ 拡張キット
◆ リーディングエッジ・フォトミキサテクノロジー
◆ GaAs & InGaAs エミッタ／レシーバモジュール
◆ バンド幅（代表値）： 1800 GHz（GaAs）, 1200 GHz（InGaAs）
◆ テラヘルツ光出力： μW レベル
◆ S/N 比 80 dB
◆ SM/PM ファイバピグテール付きアンテナモジュール装備
◆ ハイパワーエクステンション（推奨）
◆ 高分解能： 1 MHz（高精度エクステンション時）
◆ アプリケーション：
テラヘルツ分光、紙類の水分測定、テラヘルツ コミュニケーション、
セキュリティー、テラヘルツイメージング
TOPTICA 社の CW テラヘルツ分光キットは、CW テラヘルツ光 レーザパッケージ に、フォトミキサなどを追加した拡張キットで、850 nm 及び 1550 nm のCW テラヘルツ分光に必要な光電気部品のセットです。最新の GaAs または InGaAs フォトミキサテクノロジーにより、ハイバンド幅、ハイパワー、高い S/N 比を達成しています。
分光キットは
SM/PM ファイバピグテール付きで、TC 110 デジタル ロックインアンプ モジュールと、可視的な操作が可能なソフトウェアインタフェースで構成されるテラコントロールユニットが付属しています。
CW テラヘルツ分光キットの構成：
Basic バージョン（青）＆ Extended バージョン（黄）
| Product | SYST THZ STD / 850 | TERABEAM 1550 | ||
| Description | Dual Color DFB Laser System
for cw THz Generation, Incl. Fiber Combiner, Control Electronics |
|||
| Wavelength | 853 + 855 nm | 1546 + 1550 nm | ||
| Semiconductor Material | GaAs | InGaAs on InP | ||
| Emitter / Receiver | 2 x photomixer | High-speed photodiode/ photomixer | ||
| Antenna Type | Broadband log-spiral | Bow-tie | ||
Laser Power |
50 mW per 2-color fiber output | > 60 mW per 2-color fiber output | ||
| Terahertz Scan Range | 0〜1.8 THz *1 | 0〜1.2 THz *1 | ||
| Difference Frequency Accuracy |
< 2 GHz (absolute) | < 2 GHz (absolute) | ||
| Difference Frequency Resolution |
10 MHz (relative) | 10 MHz (relative) | ||
| Tuning Speed | up to 0.1 THz/s | up to 0.1 THz/s | ||
| Emitter Bandwidth | > 3 THz | 〜2 THz | ||
| Terahertz Power, Typ. | 2 μW @ 100 GHz 0.3 μW @ 500 GHz *2 |
2 μW @ 100 GHz 0.1 μW @ 500 GHz |
||
| Terahertz SNR | 80 dB @ 100 GHz 70 dB @ 500 GHz *3 |
70 dB @ 100 GHz 50 dB @ 500 GHz *3 |
||
| Photomixer Package | Cylindrical, φ1",
Integrated Si lens and SM/PM fiber pigtail |
Cylindrical, φ30 mm, Integrated Si lens and SM/PM fiber pigtail |
||
| Recommended Operating Conditions |
Laser power 50 mW, Bias ±10 V | Laser power 20 mW, Bias 0 / -1.5 V | ||
| Lock-in Amplifier | TeraControl TC 110 | |||
| Transimpedance Amplifier | PDA-S | |||
| Frequency Control | External PC, USB interface | |||
| Software | Control program with GUI inculded | |||
| Key Advantages | High bandwidth, High SNR | Compact laser unit, Low cost | ||
| Includes： | Laser Head | Two DL DFB | DL DFB BFY / DUAL, two-color DFB | |
| Laser Diodes | #LD-0853-0150-DFB-1 #LD-0855-0150-DFB-2 |
Two #LD-1550-0080-DFB-1 | ||
| Isolators | Two #OK-000551（optical, 60 dB） | Two #K-000714（fiber, > 50 dB） | ||
| Fiber Combiner | #OK-000628 SM/PM, 2 inputs, 2 outputs, FC/APC connectors | |||
| Control Electronics |
Complete
Control
Electronics, 19" rack with monitor,
temperature and current controllers, DCB 110 analog interface |
|||
| ● オプション | ||||
| Product | THZ HIGH POWER / 850 | THZ HIGH POW. / 1550 | ||
| Description | High Power Extension incl. BoosTA Semiconductor Amplifier * Requires Standard Package |
High Power Extension incl. Fiber Amplifier * Requires Standard Package |
||
Laser Power |
> 150 mW per two-color fiber output | max. 500 mW per two-color fiber output | ||
| Includes： | Amplifier | BoosTA L 850, 1000 mW |
PM fiber amplifier, 1000 mW | |
| Input/Output | * FiberDock (input) * FiberDock (output) * 60 dB output isolator: #OK-000551 |
with fiber input | ||
| Fiber Splitter | #OK-000650 SM/PM, 50 : 50 %, with FC/APC connectors | |||
| Product | THZ PRECISION / 850 | THZ PRECISION / 1550 | ||
| Description | High Precision Extension
incl. 2 iScan Interferometers * Requires each Standard Package * Can be used with High Power Extension, optional |
|||
| Difference Frequency Accuracy |
100 MHz (absolute, typ.) | 100 MHz (absolute, typ.) | ||
| Difference Frequency Resolution |
1 MHz (relative) | 1 MHz (relative) | ||
| Includes： | Fiber Array | #OK-000644 SM/PM, 2 inputs,
2 tap outputs, 2 dual-color outputs, FC/APC connectors on all inputs and outputs |
||
| Twin iScan Interferometer |
incl. control electronics | IR version, incl. control electronics | ||
| Interface | USB 2.0 interface for iScan control | |||
| Power Control Loop |
constant laser power over full tuning range | |||
| IR Detectors | - | for iScan sensor heads | ||
| Product | THZ KIT BASIC / 850 | THZ KIT BASIC / 1550 | ||
| Description | cw THz Spectroscopy Kit Basic Version * Requires each Standard Package * Can be used with High Power Extension (optional) and High Precision Extension (recommended) |
|||
| Includes： | Photomixers | 2 GaAs photomixers, with log-spiral antenna and SM/PM fiber pigtail |
THz emitter:
waveguide- integrated photodiode with bow-tie antenna, SM/PM fiber pigtail |
|
| THz receiver:
photoconductive receiver module with bow-tie antenna, SM/PM fiber pigtail |
||||
| TC110 | TeraControl (digital lock-in amplifier, fits in DC110 laser control rack) | |||
| Amplifier | Low-noise transimpedance amplifier | |||
| Interface | LabView User Interface | |||
| Product | THZ KIT EXT / 850 | THZ KIT EXT / 1550 | ||
| Description | cw THz Spectroscopy Kit Extended Version with THz Optics * Requires each Standard Package * Can be used with High Power Extension (optional) and High Precision Extension (recommended) |
|||
| Includes： | Photomixers | 2 GaAs photomixers, with log-spiral antenna and SM/PM fiber pigtail |
THz emitter:
waveguide- integrated photodiode with bow-tie antenna, SM/PM fiber pigtail |
|
| THz receiver:
photoconductive receiver module with bow-tie antenna, SM/PM fiber pigtail |
||||
| TC110 | TeraControl (digital lock-in amplifier, fits in DC110 laser control rack) | |||
| Amplifier | Low-noise transimpedance amplifier | |||
| Interface | LabView User Interface | |||
| THz Optics | * 2 xyz positioning stages for photomixers * 2 parabolic mirrors for THz beam collimation * Motorized delay stage * Optical rail |
|||
| Product | #EK-000685 | #EK-000724 | #EK-000725 | |
| Description | GaAs Photomixer
for cw THz Generation / Detection |
InGaAs THz Emitter for cw THz Generation @ 1.5 μm |
InGaAs THz Receiver for cw THz Detection @ 1.5 μm |
|
| Design | GaAs based photomixer for cw THz generation or detection, with interdigitated finger structure, SM/PM fiber pigtail. |
InGaAs/InP based waveguide-integrated photodiode for cw THz generation, with bow-tie antenna and SM/PM fiber pigtail. |
InGaAs/InP based photoconductor for coherent detection of cw THz radiation, with bow-tie antenna and SM/PM fiber pigtail. |
|
| Features： | Photomixer | Photomixer with log-spiral antenna, integrated silicon lens |
Photodiode-based cw THz emitter: integrated waveguide for efficient coupling of laser light into absorbing layer |
InGaAs photoconductive receiver chip: 90° bowtie antenna with interdigitated finger structure |
| Fiber Pigtail | SM/PM fiber pigtail with FC/APC connector | |||
| SMA Connector |
for bias modulation or photocurrent detection |
for bias modulation | for photocurrent detection |
|
| Bandwidth | > 2 THz | > 1.5 THz | > 1.5 THz | |
| THz Power | 2 μW @ 100 GHz, 0.3 μW @ 500 GHz (typ.) |
2 μW @ 100 GHz, 0.1 μW @ 500 GHz (min.) |
- | |
| THz SNR | - | - | 70 dB @ 100 GHz, 50 dB @ 500 GHz (in conjunction with #EK-000724) |
|
| Excitation Wavelength | < 860 nm | 1.5 μm | 1.5 μm | |
| Max. Photocurrent | 1 mA | - | - | |
| Recommended Operating Conditions |
Laser power 〜50 mW, bias 8〜12 V |
Laser power 〜20 mW, bias -1.5 V |
Laser power 〜20 mW, |
|
*1 Corresponds to the tuning range of the DFB lasers. Other ranges on request.
*2 With High Power Extension.
*3 At 300 ms integration time.
＊仕様は予告なく変更になる場合がございます。
850 nm システムのダイナミックレンジ
テラヘルツ周波数 50〜2000 GHz
ディップは水蒸気の吸収線
テラヘルツ周波数 50〜2000 GHz
ディップは水蒸気の吸収線
フォトミキサ
付属品： ブロードバンド らせんアンテナ、
シリコンレンズ、シングルモードファイバピグテール
付属品： ブロードバンド らせんアンテナ、
シリコンレンズ、シングルモードファイバピグテール
標準価格： お問合せにより （株）インデコの営業部 から回答致します。
アプリケーションノート： テラヘルツ光
Laser Focus World Japan 2010年2/3月号掲載記事「テラヘルツシステムの精度と使いやすさに独自の解」（PDF）
【Download（メーカーサイト, PDF）】
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