This laser uses single-point focusing technology to accurately target a specific spot.

single-point 是由形容词 single（单一的）和名词 point（点）组成的复合形容词。 focusing 是动词 focus 的现在分词形式，focus 意思是"聚焦、集中"。 single-point focusing 指"单点聚焦"的技术，即激光束精确聚焦在单个点上。