Astronomical Refractor Telescope, High Magnification Outdoor Professional Astronomical Telescope 270X Monocular Optical Refractor Design Portable Tripod

Description

• Quick and easy toolless setup
• Upright Image Optics - Ideal for ground and astronomy
• Quick release swallowtail attachment - no tool settings required
• Optical tube length 36 inches (914 mm)
• Translation handle Alt-Az control belt clutch - the pointing is smooth and accurate. Optical lens diameter 2.6" (70mm)

Magnification table:
20MM eyepiece +90 degrees just like zenith mirror = 45 times
10MM eyepiece +90 degrees just like zenith mirror = 90 times
20MM eyepiece +90 degrees just like zenith mirror +3X multiplier = 135 times
10MM eyepiece +90 degrees just like zenith mirror +3X zoom lens = 270 times
Product parameters:
Main mirror diameter: 70mm
Main mirror focal length: 700mm
Focus ratio: f/10
Optical system: refractive
Optical coating: multi-layer coating
Connection method: tail plate
Tripod: reinforced stainless steel tripod
Bracket: precision cast alloy plus Teflon self-lubricating follower theodolite
Eyepiece: 10mm, 20mm
Finder mirror: LED
Barlow mirror: 3x
Large available multiple: 210x
Limit star: 11.7
Resolution: 1.98 arc seconds / 1.66 angular seconds
Concentration rate: 100
Product accessories:
Main barrel
Finder
90 zenith mirror
10mm eyepiece / 20mm eyepiece / 3 Extender
Accessory tray
tripod
Certificate
Instruction manual

Shipping and Returns

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• In case of any issues or concerns about Shipping or Returns, please contact us and we will be happy to help.