Optical Design: Refractor
Focal Length: 400mm(15.7in)
Focal Ratio: F5.7
Max Magnification: 120
Zenith Mirrors: 48°Erecting BAK7 prism
Mount: Altazimuth Mount
Optical coating: Antireflection Blue Film
Barlow lens: 3X
Angular Field of View: 2°24″
Tuble connection: Altazimuth Mount Screw
Tripod: Aluminium Alloy Tripod(can be adjustable)
Shipping Weight: 2.8kg(6.17 lb)
Item Dimensions: 24.8in*8.26in*4.33in
Gskyer telescopes are quick and easy to set up – even for the novice or beginners.
All of Gskyer telescopes include a full range of eyepieces, it can help you see the stars more clearly.
Gskyer telescopes are designed and manufactured the use of all fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity.
1-year warranty and lifetime maintenance
Gskyer telescopes warrants your telescope to be free from defects in materials and workmanship for 1 year. We will be able to provide the best service and reliable products to our every customer. And best quality at this reasonable price.Your satisfaction and positive feedback is very important to us in case you are satisfied with our items and products and services. When you have any problems with our items or products and services, please feel free to contact us. We will be able to do our best to solve your any problems and provide you the best customer products and services.
The transmittance of optical filming glass optical lenses reaches 99.5%. It has clear imaging effect and stirring visual effect, it is particularly suitable for young people interested in astronomy.
The lens is made from aluminum alloy and big-caliber non-dispersive and superior optical glass-ZF4. The lens is plated with multi-layer green film. It is going to not damage the vision despite the fact that use it a very long time.
The primary lens barrel is made from metal material and by the use of German latest technology. Allocated with environmental painting technology, it has the top quality and it is durable.
The thickened aluminum alloy improve is firm, stable and durable. The height can be adjusted freely for you observing the star better..High-quality backpack, convenient to be collect the telescopes and protects the telescope better and prolongs the service life..Optical Tube Type: Refractor
The Gskyer possess a 70mm aperture and 400mm focal length