Leica, Zeiss, and Kowa have all gone to fluorite in their spotting scopes and telescopes to achieve the maximum performance levels their customers demand.

 
  • Leica,Zeiss和Kowa在它们的观景镜和望远镜中已经都转向了萤石,以满足顾客对其产品提出的最高性能要求。
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