70MM Large Aperture Astronomical Telescop HD Professional Astronomical
Telescope High Quality Powerful Zoom Deep Space Star View
Specification:
Product Name: 70MM Large Aperture Astronomical Telescope
Objective lens diameter: 70mm
Eyepiece: 6mm 20mm
Exit pupil diameter: 2.2mm
Single piece weight: 2.3kg
Focal length: 400mm
Barov teleconverter: 1.5x 3x
Finder: 5x24
Coating: FMC ultra-wideband multi-layer green film
Zenith Mirror: 90° Erect Image Zenith Mirror