Chongqing Dontop Optics Co., Ltd.  

Product Name: Dielectric Coating Phase Coat Roof Prisms Waterproof Binoculars 8X42 Model NO.: 4584/8X42 Aperture: <50mm Focusing Type: Center Focusing Objective Aperture: 30~50mm Lens: Glass Lens Type: Prime Lens Structure: Roof Prism Usage: Bird Watching/Hunting, Travel Function: Waterproof Magnification: 8X Type: Binocular Objective Diameter: 42mm Field of View: 142m/1000m Exit Pupil Distance: 17.2mm Exit Pupil Diameter: 5.2mm Prisms Material: Bak4 Eyepiece System: Twist-up Lens Coating: Fully Multicoated Trademark: OEM/DonTOP Transport Package: Carton Specification: 8x42 Origin: China HS Code: 90051000 Product Description Dielectric Coating Phase Coat Roof Prisms Waterproof Binoculars 8x42Features:1m 30min waterproof8x 8.12 degree wide angleDielectric and phase coating to get very bright imageBaK4Fully multicoated lensesSpecifications:Mode4584/8X424584/10x42Magnification8X10XObjective diameter42mm42mmExit pupil distance17.2mm15.2mmExit pupil diameter5.2mm4.2mmDiopter range+/-3 degree+/-3 degreeField of view142m/1000m114m/1000mMinimum focus distance2m2.5mRelative brightness2717.6Twilight index18.320.4Interpupillary distance56-74mm56-74mmLens group8E/6G8E/6GFocus systemcenter + right eyepiececenter + right eyepieceFocus lensinternalinternalEyepiece systemtwist-uptwist-upWaterproof1m 30 minutes1m 30 minutesSealing gasNitrogenNitrogenLens coatingFully multicoatedFully multicoatedPrisms materialBaK4BaK4Prisms coatingDielectric + phase coatingDielectric + phase coatingSize145*129*64mm143*128*65mmNet weight740g700gDetailed Products:Transportation:Shipping by international express, such as: DHL, UPS, TNT, EMS and FedEx; It also can be shipped by sea and air.Our company is a professional optical products manufacturer and exporter, established in 2005. We supply all kinds of riflescopes,binoculars, mounts and so on.