Telescope Specification – Aperture: 90mm(3.5in) – Focal Length: 600mm(23.62in) – Focal Ratio: F6.7 – Eyepiece1: 25mm(0.98in) – Magnification1: 24X – Eyepiece2: 10mm(0.39in) – Magnification2: 60X – Eyepiece3: 5mm(0.196n) – Magnification3: 120X – Max Magnification: 360 – Finderscope: 6*30 – Zenith Mirrors: 48°Erecting BAK7 prism – Mount: AZ Altazimuth Mount – Optical coating: Multi Antireflection Green Film – Barlow lens: 3X – Resolution: ≤2.8 – Angular Field of View: 1°36″ – Tuble connection: Hook Dovetail Plate – Tripod: 1.27inch stainless steel Tripod About Refund Policy We support customers return goods if you don’t like, But We suggest that if you have any problems please contact us first on amazon email directly,We have professional team and professional technical personnel to do the operation and guidance for you, I do hope you can support our work, and Love our products. About Feedback Your satisfaction and positive feedback is very important to us if you are satisfied with our items and services. If you have any problems with our items or services, please feel free to contact us first before you leave feedback. We will do our best to solve your any problems and provide you the best customer services. Product Description Gskyer Infinity have over 20 years Optical history,Use of Germany’s advanced technology, for different groups of people from different telescopes for science, astronomy, exploration, and tourism, etc.Gskyer’s value priced Powerseeker 90600AZ is an affordable entry high level telescope with some nice extras like a correct image prism and “The Sky” astronomy.