Features:
Astronomical Telescope: Large diameter 70 mm, BAK4 prism system, focal length 300 mm, large field of view. Fully multilayer-coated lenses, high transmittance, improve image brightness and clarity, suitable for observing aurora, moon, planets, meteors, scenery, and birds.
Lightweight and Practical: Small and light, weighing only 0.8 kg. Equipped with a lunar filter and aluminum tripod to reduce glare and improve image quality and stability.
Easy to Assemble and Use: No tools required, only 5 minutes of final assembly. This astronomical telescope is an ideal choice for children and adult beginners to explore the universe and nature in astronomy.
Specifications:
Optical System: Refractor Type
Objective Lens Diameter: 70mm
Focal Length: 300mm
Focus Ratio: 4.29
Eyepiece: 6mm 20mm
Barlow Mirror: 3 times
Erect Mirror: 1.5 times
Finder: 5x24
Zenith Mirror: 0.965-inch zenith
Length of the Main Mirror: 300mm
Optical Coating: multi-layer coating
Limit Magnitude: 12
Resolution (Rayleigh): 1.74 arcsec
Resolution (Du Shi): 1.45 arc seconds
Photographic Resolution: 162 lines/mm
Concentrating Power: 131x
Field of View: 1.2°
Linear Field of View: 18.59m