Product Specifications
Product name: Astronomical
Mirror body material: aluminum alloy
Prism material: BAK-7 mausoleum mirror
Lens material: optical glass
Lens coating: FMC broadband coating
Optical system: Refraction
Eyepiece size: K9, K25
Magnification: 14-117x
Objective lens diameter: 70mm
Focal length: 350mm
Extender: 3x
Finder: 5X20
Focal Ratio: 5
Tripod: 1.35m aluminum alloy tripod
Packing list: main lens tube, tripod, finderscope, 2 eyepieces, 1 extender, accessory tray, carrying bag
Precautions:
Never use binoculars to look directly into any light source or sunlight.
Do not rinse under running water and it is recommended to avoid prolonged exposure to rain, fire and water.
After the lens is dirty, use a professional lens cloth or lens tissue to gently wipe it. so as not to scratch the mirror .