美国奥卡Opti-logic 
美国著名光学设备制造商，总部设在美国田纳西州。公司多次承担美国航天局的光学系统研发工作。产品包括：激光焊接、激光切割、激光打孔、激光热处理、激光打标等。
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.