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Overview
Essential details
Model Number | S-7040 | Brand Name |
STARGAZER |
Warranty | 1 year |
Magnification | 16-40X |
Color | Customized | Type | Refractor |
Feature | 400mm Astronomical Telescope |
Weight | 3kg |
Objective diameter | 70mm | Keywords | Small Optical Telescope |
Application | Astronomy Application |
Material | Optical Glass |
Product Description
Ultra-clear Refracting Astronomical Telescope
With 400 mm focal length and 70 mm aperture to capture more clear picture and optical
glass coated for enhanced image brightness to protect your eyes. A awesome tool helps beginners and students to explore the space.
Real HD Visual Feast
BAK-4 prism brings the brighter edges of the field of view, higher refractive index rate, as well as circular shape of the exit
pupil, which means more light will be transmitted to the entire field of view.
Fully coated glass optical components are covered with high transmission coatings ensures that the image you view will be as bright and sharp as possible, delivering 99% total light transmission.
High Magnification
Coming with 2 replaceable eyepieces and one 3x Barlow lens. Eyepiece1: 25mm (16X), Eyepiece 2: 10mm (40X). 3x Barlow lens trebles the magnifying power of each eyepiece. 5x24 finder scope with mounting bracket and cross-hair lines inside make locating objects easily.
Large 70mm Objective Lens
Our Refractor Astronomical Telescope is equipped with a large 70mm aperture objective lens that provides enhanced, brighter views compared to the 50mm model while adding very little additional weight. Setting up and using the Travel Scope is quick and easy.
Adjustable Tripod and Carry Bag
This Refractor Astronomical Telescope allows for many different viewing positions with a adjustable aluminum alloy tripod and a carry bag, the telescope and tripod can fit inside the bag for easy traveling and storage.
Satisfaction Quality
Two years warranty. If you have any question about product and service, please feel free to contact us, we will do our best to help you in 24 hours.
Specification
optical system
|
Refractor
|
Model
|
S-7040
|
Objective
|
70mm
|
Focal length
|
400mm
|
Focus ratio
|
11.25
|
Eyepiece
|
10mm 25mm
|
Angle of view
|
1.3°
|
Magnification
|
40x 16x
|
Finder Mirror
|
5*24
|
Zenith Mirror
|
48 zenith mirror
|
Optical Coating
|
FMC Green Film
|
Barov Extender
|
3x
|
Exit Pupil Diameter
|
2.2mm
|
Resolution
|
≤4.0
|
Tripod
|
Aluminum Alloy Retractable Tripod
|
Weight
|
3kg
|
Packing Dimension
|
65*23*13cm
|
Main Material
|
optical glass, aluminum, iron, plastic
|
Storage Conditions
|
should be stored in a sheltered,dry place, no acid gas, alkali and harmful substances around
|