SVBONY SV501,70 420/400 F6 F5.7 HD professional astronomical telescope night vision deep space star view moon,Powerful Monocular

Brand Name: svbony
Objective Lens Diameter: 70
Eyepiece diameter: 20
Magnification: 20/21X
Field of View: 50
Origin: CN(Origin)
Type: Monocular
Water Resistance Level: IPX6
Prism Description: BK7
Model Number: SV501
Material: Metal
Lens Coating Description: MC
Focus Type: Central
Item Name: SVBONY 70mm telescope
Model: SV501
Optical system: Refractive
Objective (main) lens focal length: 420mm/400mm
Objective lens diameter: 70mm
Focal ratio: F6
Eyepiece: 1.25 inch K20mm
Objective lens: 2-elements in 2 groups Achromatic objective lens optical system design
SV101 Tripod: 39" Aluminum alloy adjustable tripod
SV102 Tripod: 54" Aluminum alloy adjustable tripod
Objective Lens Cover: Dust w/ Rubber Ring
Viewfinder: 5x20 Optical
Prisms Diagonals: 1.25" 90-Degree Erecting Prisms Diagonals
Good for use: back to school