50x50 HD Professional Military Binoculars Telescope BAK4 Prism High Power Spotting Scope Large Eyepiece Metal Bird Watching New

Brand Name: maifeng
Objective Lens Diameter: 35
Eyepiece diameter: 18
Magnification: 10
Field of View: 8m/1000m
Origin: CN(Origin)
Type: Binoculars
Water Resistance Level: IPX7
Prism Description: BAK4
Model Number: 50x50
Material: Plastic
Lens Coating Description: FMC
Focus Type: Central
Objective lens diameter: 35mm
Focusing system: Central regulating wheel
Prism type: BAK4
Eyepiece diameter: 18mm
Material: Telescope special engineering materials
Viewing angle: 8.5 degrees
Weight: 560g
Exit pupil diameter: 3.75mm
Field of view: 168ft / 1000YDS
Coating: multi-layer broadband coating
multiple: 10x