Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Gskyer Telescope, 600x90mm AZ Astronomical Refractor Telescope, German Technology Scope
Product description: 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: 48Erecting BAK7 prism - Mount: AZ Altazimuth Mount - Optical coating: Multi Antireflection Green Film - Barlow lens: 3X - Resolution: 2.8 - Angular Field of View: 136" - Tuble connection: Hook Dovetail Plate - Tripod: 1.27inch stainless steel Tripod About Refund Policy We support customers return goods if you dont 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.
Product feature: High Quality Optics600mm(f/6.7) focal length and 90mm aperture, fully coated optics glass lens with high transmission coatings creates stunning images and protect your eyes., High MagnificationCome with three replaceable eyepieces(24X, 60X,120X) and one 3x Barlow lens. 3x Barlow lens trebles the magnifying power of each eyepiece., Adjustable TripodThis telescope allows for many different viewing positions with a adjustable aluminum tripod. The height of aluminum tripod can be adjusted from about 31.5-inch to 49-inch., Easy to OperateNo tools are required for reflecting telescope even for the novice, quick and easy to focus., What You GetAZ90600 telescope with 3 eyepieces, our 12-month worry-free warranty and friendly customer service.
Product price: $224.83
Product brand: Gskyer
Target attributes: Type
Answer: attribute: type
value: refractor
source: product title