Described is a new, compact vector-velocimeter setup using a self-mixing type laser diode, which without utilizing frequency-offset devices discriminates direction of target motion with velocity range of 23 mm/s to 3.2 m/s. The range of absolute value velocity measured is 0.2 mm/s to 34 m/s .
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机译：描述了一种使用自混合型激光二极管的新型紧凑型矢量测速仪装置，该装置无需使用频率偏移设备即可以23 mm / s至3.2 m / s的速度范围识别目标运动的方向。测得的绝对值速度范围为0.2 mm / s至34 m / s。
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