Astronomical Telescope High Multiple High-definition Star Observation Telescope For Sale
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Astronomical Telescope High Multiple High-definition Star Observation Telescope:
$89.98
Product description:
Optical system: refractive
Linear field of view: 61ft (19m)
Diameter: 70mm
Optical coating: antireflection coating
Coating: multi-layer broadband green film
Focal length: 300mm
Barrov magnification mirror: 3X/1.5X
Focal ratio: F5.7
Exit pupil diameter: 2.2mm
Eyepiece 1:20mm magnification: 15X
Eyepiece 2: 6mm magnification: 50X
Resolution: ≤ 4.0
Distortion: 4.9%
Combination 1.5X doubling: 22.5/37.5/75x
Combination 3X multiplying: 45/75/150 times
Starfinder: 5X24
Tracking system: platform equatorial instrument
Zenith mirror: 90 ° positive image zenith mirror
Weight: about 1.6KG
Tripod: aluminum alloy pipe tripod
Scope of application: 3-12 years old children and other beginners
Note:
Due to different lighting and screen settings, the color of the product may be slightly different from the picture.
Due to the difference of manual measurement, please allow slight size and weight difference.
The products will be processed within 3-5 working days after the order is placed, and can be delivered about 30-55 days after the order is processed.
