该装置配有USB2.0接口、探测器和App，可与Windows XP/Vista/7/8/10一起工作。
SpotOn Compact-激光光束定位仪
?高精度紧凑型光束定位系统。不需要歧管箱。传感器头内置电子元件。测量位置和功率，可使用双轴横向效应探测器（分辨率降至0.1um@50Hz数字滤波器，+/-6um绝对精度）或四象限探测器（精度降至波束直径的+/-0.025%）。
规格
| Detector | L – Lateral Effect | L04 | Q – Four Quadrant |
| Size | 9 x 9 mm | 4 x 4 mm | 10 x 10 mm |
| Type | Dual axis Si, No glass cover | Dual axis Si, No glass cover | 4x Si sectors seperated by 30 μm gap, No glass cover |
| Usable beam size | ?50μm to??9 mm | ?50μm to??4 mm | ??50μm to ?5 mm |
| Position measurement range | ?9 mm | ?4 mm | One beam radius up to ±2.5 mm |
| Position resolution | Down to 0.1 μm at 50 Hz digital filter plus averaging | Down to 0.1 μm at 50 Hz digital filter plus averaging | Down to 0.25% of beam size |
| Position accuracy | ±12.5 μm over 9 mm dia. | ±6 μm over 4 mm dia. | ±1μm or ±0.025% of beam size |
| Update rate | Max. 150 Hz at 500 Hz digital filters | ||
| Operational Spectral range | 350 – 1100 nm | ||
| Power range | 10 μW to 10 mW with attenuating ND filters | ||
| Power accuracy (*) | ±5% | ||
订购信息
SpotOn Compact – 完整系统，包括传感器头、USB2.0 mini 1.8m电缆、App和CD用户手册、便携箱。选择任意一个磁头，校准文件保存在PSD磁头上并自动加载到App中：
- L?– Lateral effect PnP 9mmX9mm,?no glass cover
- Q?– Four quadrant PnP 10mmX10mm with 30um gap, no glass cover
- L04?– Lateral effect PnP 4mmX4mm, no glass cover
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