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Porro prism design with contoured protective rubber armouring Nitrogen gas filled waterproof construction Fully multi-coated optical system (all air/glass surfaces) Full field of view wearing glasses with fold down rubber eyecups Individual eyepiece focusing
Porro prism design with contoured protective rubber armouring Nitrogen gas filled waterproof construction Fully multi-coated optical system (all air/glass surfaces) Full field of view wearing glasses with fold down rubber eyecups Individual eyepiece focusing