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美國奧卡Opti-logic 
美國著名光學設備制造商，總部設在美國田納西州。公司多次承擔美國航天局的光學系統研發工作。產品包括：激光焊接、激光切割、激光打孔、激光熱處理、激光打標等。
Opti-Logic Corporation offers very high quality Laser Rangefinders and other products used in the Sports Optics, Golf, Commercial, Forestry and Industrial Marketplaces.

Hunters, Target Shooters, Golfers, Utility, Forestry, Construction, Telecommunication, Engineering, Law Enforcement, Military are just some of the areas and applications where Laser Rangefinders, Binoculars, etc. are used.