SpotOn USB 2.0-激光光束定位仪

具有USB2.0接口的便携式、快速和精确的光束定位系统。该系统基于24位A/D电子箱，通过USB2.0端口供电。它可以在一个系统中同时操作一个或两个PSD。

PSD为横向效应型或四象限型，传感器头的类型和尺寸多种多样。当使用500hz数字滤波器时，更新率高达150hz。光谱范围为350-1100nm。

规格

Detector	N – Lateral Effect	L – Lateral Effect	U – Four Quadrant	Q – Four Quadrant
Size	10 x 10 mm	9 x 9 mm	10 x 10 mm	10 x 10 mm
Type	Dual axis Si with glass cover	Dual axis Si with glass cover	4x Si sectors seperated by 10 μm gap, glass cover	4x Si sectors seperated by 10 μm gap, glass cover
Usable beam size	⌀50μm to ⌀8 mm	⌀50μm to ⌀9 mm	⌀50μm to ⌀5 mm	⌀50μm to ⌀5 mm
Poisition measurement range	⌀8 mm	⌀9 mm	One beam radius up to ±2.5 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	Down to 0.25% of beam size
Position accuracy	±25 μm over 8 mm dia.	±12.5 μm over 8 mm dia.	±1μm or ±0.025% of beam size	±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%