7xDigitalGolfScopewith18mmObjectiveLensDiameterand2.57mmExitpupilModelNumber:ZNMD0718H-1KeySpecificati***/SpecialFeatures:Magnification:7xCoatingtype:fullycoatedColor:blueorredNearfocus:5mFocuser:eyepieceObjectivediameter:18mmEyerelief:10.5mmExitpupil:2.57mmFieldofdegree:9.3Fieldofview:163or1,000mChongqingZhinengOpticsCo.,LtdContactPerson:Ms.KikiLiTEL:0086-23-86197204FAX:0086-23-86197204Mobile:0086-013206198868Skype:liqiqi18MSN:liqiqi18@Email:sales@/kiki@Website:http://)