{"product_id":"sky-watcher-quattro-150p-imaging-newtonian","title":"Quattro 150P Imaging Newtonian","description":"\u003cp\u003eThe Sky-Watcher 6\" 150P Quattro Imaging Newtonian is a versatile telescope designed for astrophotographers and visual observers seeking a fast and bright optical system. Its fast focal ratio allows for shorter exposure times in astrophotography while also delivering impressive views for visual exploration of the night sky.\u003c\/p\u003e\r\n\u003cp\u003eWith a 150mm aperture and a 600mm focal length, this Newtonian reflector excels in capturing rich deep-sky images and detailed planetary views. The telescope features advanced coatings and a carefully engineered optical design to maximize light transmission and image quality.\u003c\/p\u003e\r\n\u003ch6\u003eExceptional Optical Performance\u003c\/h6\u003e\r\n\u003cp\u003eThe Quattro uses parabolic borosilicate mirrors treated with proprietary Radiant Aluminum Quartz coatings, achieving high reflectivity to ensure bright and sharp images. Its oversized secondary mirror enhances illumination across full-frame DSLR and CCD sensors, making it well-suited for astrophotography enthusiasts.\u003c\/p\u003e\r\n\u003ch6\u003eFast Focal Ratio for Efficient Imaging\u003c\/h6\u003e\r\n\u003cp\u003eWith a swift f\/3.9 focal ratio, this telescope enables significantly faster image captures compared to traditional slower systems. The included coma corrector further reduces optical aberrations, improving edge-to-edge sharpness, especially beneficial for cameras with APS-C sized or smaller sensors.\u003c\/p\u003e\r\n\u003ch6\u003ePrecision Focusing Mechanism\u003c\/h6\u003e\r\n\u003cp\u003eThe dual-speed 2-inch Crayford-style focuser offers smooth and accurate focusing control, essential for fine-tuning during imaging sessions and visual observations. Its 11:1 gear ratio allows for delicate adjustments, critical when working at high magnifications or with cameras.\u003c\/p\u003e\r\n\u003ch6\u003eComplete Imaging Package\u003c\/h6\u003e\r\n\u003cp\u003eAlongside the optical tube, the package includes essential accessories such as tube rings, a V-style dovetail mounting plate, eyepiece adapters for 1.25\" and 2\" eyepieces, a 6x30 finderscope, a 70° ultra-wide 22mm eyepiece, and a dedicated coma corrector\/reducer, providing everything needed to get started with astrophotography and observing.\u003c\/p\u003e\r\n\u003ch6\u003eRobust and Stylish Construction\u003c\/h6\u003e\r\n\u003cp\u003eThe telescope tube is crafted from rolled steel and finished with a glossy, metal-flake Black Diamond coating, combining durability with an attractive appearance that stands up to regular use in the field.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable class=\"spec-table\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eOptical Design\u003c\/th\u003e\r\n\u003ctd\u003eNewtonian\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003ePrimary Aperture\u003c\/th\u003e\r\n\u003ctd\u003e150 mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eFocal Length\u003c\/th\u003e\r\n\u003ctd\u003e600 mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eFocal Ratio\u003c\/th\u003e\r\n\u003ctd\u003ef\/3.9\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eMirror Coatings\u003c\/th\u003e\r\n\u003ctd\u003eRadiant Aluminum Quartz (RAQ) - 94% reflectivity\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eGlass Type\u003c\/th\u003e\r\n\u003ctd\u003eBorosilicate\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eSecondary Mirror Diameter\u003c\/th\u003e\r\n\u003ctd\u003e64 mm\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eSecondary Obstruction (Diameter)\u003c\/th\u003e\r\n\u003ctd\u003e42%\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eSecondary Obstruction (Area)\u003c\/th\u003e\r\n\u003ctd\u003e18%\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eDawes Limit\u003c\/th\u003e\r\n\u003ctd\u003e0.77 arcsec\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eRayleigh Limit\u003c\/th\u003e\r\n\u003ctd\u003e0.93 arcsec\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eLimiting Magnitude\u003c\/th\u003e\r\n\u003ctd\u003e13.36\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eMinimum Useful Magnification\u003c\/th\u003e\r\n\u003ctd\u003e21x\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eMaximum Useful Magnification\u003c\/th\u003e\r\n\u003ctd\u003e295x\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eFocuser\u003c\/th\u003e\r\n\u003ctd\u003e2\" Dual Speed Crayford, 11:1 ratio\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eOptical Tube Length\u003c\/th\u003e\r\n\u003ctd\u003e22 inches\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eOptical Tube Diameter\u003c\/th\u003e\r\n\u003ctd\u003e7.25 inches\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eOptical Tube Weight (with accessories)\u003c\/th\u003e\r\n\u003ctd\u003e12.6 pounds\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eIncluded Finder\u003c\/th\u003e\r\n\u003ctd\u003e6x30 finderscope\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eIncluded Eyepieces\u003c\/th\u003e\r\n\u003ctd\u003e22mm 70° Ultra Wide 1.25\"\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eMounting Accessories\u003c\/th\u003e\r\n\u003ctd\u003eTube rings, V-style dovetail plate\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eIncluded Corrector\u003c\/th\u003e\r\n\u003ctd\u003eComa corrector\/reducer\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003eEyepiece Adapters\u003c\/th\u003e\r\n\u003ctd\u003e1.25\" and 2\"\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":46265454067911,"sku":"1-19-002-0005","price":665.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/9575\/6487\/files\/1-19-002-0005-01.jpg?v=1772918819","url":"https:\/\/snowflakeskies.com\/products\/sky-watcher-quattro-150p-imaging-newtonian","provider":"Snowflake Skies","version":"1.0","type":"link"}