LiDAR波長選定
Common LiDAR wavelengths include 850nm, 905nm, 940nm, and 1550nm. Match the filter to the emitter line, detector response, and ambient-light rejection target.
850・905・940・1550nm 用 LiDAR 光学フィルター
850nm・905nm・940nm・1550nm の一般的なエミッタ波長向け LiDAR バンドパスフィルターを比較。信号スループット・環境光除去・機械的適合性のバランスを確認してください。
12年以上の実績
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ISO 9001 認証取得
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60カ国以上に出荷
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品質率 99.8%
選定型番
- Contact Us for recommended models.
選び方
フィルターの中心波長をレーザー/エミッタ波長に合わせ、光源許容差と環境光除去に基づいて FWHM を選択してください。入射角・温度安定性・遮光深度・開口サイズ・センサーパッケージ制約も確認します。
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LiDAR 用フィルター
LiDAR の主要波長は 905nm と 1550nm で、一部の用途では 850nm と 940nm も使用されます。OPTOStokes LiDAR バンドパスフィルターは高透過率と深い帯外遮光を提供し、自動運転車・ドローン航法・3D マッピングシステムで信頼性の高い距離測定を実現します。このセクションのハードコートフィルターは広い動作温度範囲で安定した性能を維持するよう設計されています。
LiDAR Bandpass Filters
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| Model | 中心波長 (nm) | 透過率 | 半値全幅 (nm) | 遮光密度 | Note |
|---|---|---|---|---|---|
| STO-BP850/10 | 850±2 | T≥90% | 10±2 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP850/30 | 850±3 | T≥90% | 30±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP850/50 | 850±5 | T≥90% | 50±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP905/10 | 905±2 | T≥90% | 10±2 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP905/30 | 905±3 | T≥90% | 30±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP905/50 | 905±5 | T≥90% | 50±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP940/10 | 940±2 | T≥90% | 10±2 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP940/30 | 940±3 | T≥90% | 30±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP940/50 | 940±5 | T≥90% | 50±3 | OD≥3@300-1100 | Other parameters can be customized |
| STO-BP1550/10 | 1550±2 | T≥90% | 10±2 | ODave≥4@600-2000 | Other parameters can be customized |
| STO-BP1550/30 | 1550±3 | T≥90% | 30±3 | ODave≥4@200-1700 | Other parameters can be customized |
| STO-BP1550/50 | 1550±5 | T≥90% | 50±3 | ODave≥4@200-1700 | Other parameters can be customized |
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| Model | AOI | Wavelength (nm) | Reflectivity | Coating Type | Note |
|---|---|---|---|---|---|
| 850nm-reflector | 45-deg | 800-900 | Rav>99% | Hard coating | Other parameters can be customized |
| 905nm-reflector | 45-deg | 890-920 | Rave>99% | Hard coating | Other parameters can be customized |
| 940nm-reflector | 45-deg | 900-980 | Rave>99% | Hard coating | Other parameters can be customized |
| 1550nm-reflector | 45-deg | 1500-1600 | Rave>99% | Hard coating | Other parameters can be customized |
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| Model | AOI | Wavelength (nm) | 透過率 | Coating Type | Note |
|---|---|---|---|---|---|
| 850nm-window glass | 0 | 800-900 | Tave≥99% | Hard coating | |
| 905nm-window glass | 0 | 890-920 | Tave≥99% | Hard coating | |
| 940nm-window glass | 0 | 900-980 | Tave≥99% | Hard coating | |
| 1550nm-window glass | 0 | 1500-1600 | Tave≥99% | Hard coating |
関連技術資料
屋外使用における遮光設計
Outdoor LiDAR often needs strong solar background suppression. Check the blocking range around visible and NIR background, not only peak transmission.
FWHMと温度ドリフト
A narrow passband improves rejection but leaves less room for source drift, angle shift, and temperature variation.
よくある質問
LiDARフィルターで一般的な波長は？
Common LiDAR wavelengths include 850nm, 905nm, 940nm, and 1550nm depending on the emitter, detector, and safety requirements.
LiDARで遮光が重要な理由は？
Strong out-of-band blocking reduces ambient sunlight and background noise, improving signal-to-noise ratio.
LiDARフィルターはコンパクトモジュール向けに供給可能ですか？
Yes. Custom sizes, thicknesses, and coating targets can be produced for compact sensor modules and OEM assemblies.
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Wavelength, FWHM, substrate, AOI, size, and mounting requirements can be reviewed with engineering.
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