🇺🇸USA Celestron TravelScope 70 STEM Astronomical Telescope🔭 (with special backpack)
The Celestron TravelScope 70 astronomical telescope, a famous American telescope manufacturer, has a dual-purpose opt...
Assembly Difficulty: 🔧🔧 🔧 (5 points for the most difficult)
Super Large Diameter 70mm|5×24 Finderscope|Multilayer Coating
The Celestron TravelScope 70 astronomical telescope, a famous American telescope manufacturer, has a dual-purpose optical system for space and earth, a super large diameter of 70mm, and an effective magnification of up to 175 times. Improves the performance of telescope optics to help you see brighter and more detailed planets.
Positive image optical system dual-purpose, super large diameter 70mm
The world is close at hand, and everything is bigger and farther, and the effective magnification is as high as 175 times (additional eyepieces are required).
Quick and easy tool-free installation.
Multi-layer coating high-definition imaging
Interpreting the combination of human nature and technology, multi-layer ultra-high transmittance coated lenses.
The entire surface of the optical lens group is coated with anti-reflection coating to make the imaging brighter and clearer.
Multi-layer ultra-light rate coating
Make the eyeballs correctly acquire distant information.
Professional multi-layer coatings can improve the performance of the telescope optical system and help you see brighter and more detailed planets.
Large aperture Keplerian refraction color (Keplerian Telescope)
Dual optical mirrors, multi-layer wide coating, achromatic, high-definition and accurate imaging, exploring every detail in the distance.
Kepler refractor telescope
Invented by the German scientist Johannes Kepler in 1611, the closed lens barrel reduces the damage to the imaging quality caused by air flow, and at the same time protects the optical lens to form high-definition imaging.
dual purpose
Watch the scenery during the day and watch the stars at night to experience the mysteries of space.
Use filters to watch solar eclipses, lunar eclipses, planets and astronomical phenomena.
Free Storage Backpack
Lightweight and portable, with a stylish design, it can be put into a storage bag, and the main mirror is shorter than ordinary astronomical telescopes, making it easier to carry.
Product parameters
- Applicable age: 6 years old or above
- Material: ABS plastic, metal, glass
- Optical system: Refractive
- Optical coating: multi-layer coating
- Accessories: main lens tube, optical finder scope, erecting mirror, storage bag, manual, tripod, eyepiece
- Caliber: 70mm
- Focal length: 400mm
- Focal ratio: 5.7
- Eyepiece: 20mm/10mm
- Magnification: 20X, 40X
- Light-gathering power (relative to human naked eyes): 100 times
- Effective magnification: 175 times
- Limit Astrology: 12
- Finderscope: 5x24 Optical Finderscope
- Zenith mirror: 1.25 inches erect mirror
- Resolution: 1.45 arc seconds
- Accuracy: 1.73 arc seconds
- Lens barrel length: 400mm
- Weight: 3kg
- Linear field of view (1000 yards): 18.59M
- Comes with aluminum tripod, height: 150cm
- Made in China, or contain simplified Chinese packaging and instructions
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