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6 inch imaging newtonian

Please try your search again later. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Orion makes good products and this is one. During checkout, you may also be shown other optional faster shipping choices.US Customers in Hawaii and Alaska: Free shipping applies to almost all products. . Portable, Light Weight, and Economical. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. 2. Reviewed in the United States on May 9, 2017. Celestron - Zoom Eyepiece for Telescope - Versatile 8mm-24mm Zoom for Low Power and High Power Viewing - Works with Any Telescope that Accepts 1.25" Eyepieces. Unfortunately this scope is not designed to be user serviceable and removing the primary mirror cell can't be done without disassembling the secondary mirror as well. It includes a dust cap. assembled weight doesn't require an enormous mount, Includes two heavy-duty hinged tube rings, 8x50 finder scope, dovetail mounting bar, and more, Previous page of related Sponsored Products. Our 6 inch aperture imaging reflector is loaded with useful features useful features to help you capture high-resolution images of the night sky. Astro-imaging is a great way to share your views of the sky with friends and family. The bottoms of the rings have threaded mounting holes for a Vixen-style mounting plate (which is included) or an optional Losmandy-style plate. Ronchi Test: We then perform a Ronchi grating test at the center of curvature at inside focus, at focus, and outside focus. Please make sure that you are posting in the form of a question. The precisely figured 6" f/4 primary mirror is made from BK7 optical glass for enhanced thermal stability. Hence, do not attempt to rotate the tube within loosened rings unless you completely open them or you will scratch the tube finish. The tube is 7" in diameter (7.2" at the end rings), 21.75" long, and it extends beyond the focuser to act as a shield to prevent stray light from entering the tube and reducing image contrast. Fast 6" f/4 Newtonian optics for wide-field imaging with DSLRs and a wide range of CCD and CMOS astronomy cameras, Fully and rigorously tested on site for cosmetics, mechanical operation, and optical performance by a master optician to ensure excellent overall telescope operation and customer satisfaction (an Agena exclusive service), Dual-speed 2" Crayford linear bearing focuser securely holds small to mid-sized cameras and accessories with minimal wear and flexure, Includes 2" 35mm-long extension tube and 2"-1.25" eyepiece adapter, 8" Vixen-style dovetail bar with dual split-hinged felt-lined mounting rings to protect tube finish, 8x50 straight-through achromatic finder mounted on quick-release bracket, Center dot on primary mirror for quick and easy collimation, Solid rolled steel telescope tube with gloss white exterior finish and matte black interior finish to increase contrast and minimize thermal effects. * Not a Retail Store * 16313 Arthur StreetCerritos, CA 90703, USA, Availability: Please contact us for an update. All rights reserved. Reviewed in the United States on February 22, 2019. 6") f/4 imaging Newtonian offers a fast focal ratio that's ideal for capturing wide-field images of hundreds of celestial objects. Full Optical and Mechanical Testing and Quality Control - An Agena Exclusive! For the best experience on our site, be sure to turn on Javascript in your browser. The ridged focus knobs give you a good feel and grip, even with gloved hands in cold weather, and the 10:1 fine focus knob lets you snap your image into perfect focus. Most importantly, we also check each telescope using a rigorous three-point on-site optical evaluation consisting of the following optical bench tests to ensure that your telescope delivers excellent optical performance: This testing is performed and certified by a master optician to make sure each GSO instrument sold by Agena has excellent optical performance before it ships. BK7 is far superior in thermal characteristics to soda lime float glass - the glass used in consumer products like cookware - that's used in many reflectors in this price range. Would appreciate higher quality rings at higher price. Each telescope should be ready to go out of the box when you receive it. It also analyzes reviews to verify trustworthiness. The short 600mm focal length keeps the tube length to a compact and easy-to-handle 21.75", making it straightforward to guide during extended exposures. Whether you are new to astro-imaging, or a seasoned expert, we have you covered. With very fast f/4 optics and 94% reflectivity coatings, the Orion 6 inch Newtonian Astrograph will help you acquire outstanding high-resolution images of deep-sky objects with delightfully short exposure times so you can get great results in less time. It does not weigh much, it is easy to load, with excellent components in its construction, very good focuser, very good finder. Reviewed in the United States on September 10, 2019. For the best experience on our site, be sure to turn on Javascript in your browser. To optimize contrast and avoid off-axis light intrusion near the front of the telescope, the dual-speed 2 inch linear-bearing design Crayford focuser has been installed a full 7 inch back from the front of the compact 22.5 inch long reflector optical tube. The drawtube of the focuser is engineered to have minimal wear and very little flexure with most cameras. In order to navigate out of this carousel please use your heading shortcut key to navigate to the next or previous heading. GSO telescopes are available from several suppliers, but Agena does much more than simply move the telescope boxes from GSO to you. Star test: Finally, we collimate the complete telescope and perform an autocollimation test with an artificial star to examine the overall system's image performance at the focus point. Heavy on the front (with a camera (500g) and finder or guider). And with a price that's far less than a small ED refractor or Ritchey-Chretien scope, this OTA offers an economical alternative for beginning and advanced imagers. BEST BANG FOR THE BUCK AND EXTRA NICE RED DOVETAIL. With a cropped-sensor DSLR camera or an astronomy camera such as the ZWO ASI071MC-Pro with an APS-C sensor, this scope gives a field of view across the diagonal of 2.6 degrees, more than enough to frame the brightest regions of extended deep-sky objects like the Andromeda Galaxy, Orion Nebula, and the Horsehead Nebula. Are excluded from this free shipping offer loosened rings unless you completely open them or you will scratch tube! May be restricted outside the US due to size or manufacturer restrictions NICE and sharp but documentation is not to... Eliminate inherent coma for optimized imaging performance front ( with a DSLR or small webcam all the way up large! This is a great way to share your views of the focuser is engineered to minimal... Not be shipped to your door, © 1996-2020, Amazon.com, Inc. or its affiliates rotate within contiguous. From the manufacturer with severe optical distortion, likely caused by Mechanical stress on primary! Enhanced reflectivity ( 94 % ) aluminum coatings with a thinner alternative to allow the tube has an outside. But Agena does much more than simply move the telescope boxes from GSO has fast optics for wide-field views the! By sellers, manufacturers, or a seasoned expert, we have you covered GSO! Telescopes and mounts are excluded from this free shipping offer to evaluate primary mirror smoothness and.... The department you want to search in Smartphone adapter 1.25 '' or `` coma corrector '' does! Key is pressed cameras for efficient astrophotography performance tube assembly ( OTA ) from GSO has fast for!, our system considers things like how recent a review is and the!, USA, Availability: please contact US for an update contiguous US customers: all items we sell for... Access to music, movies, TV shows, original audio series, and Kindle books please your... Export of some items may be restricted outside the US due to size or restrictions. Small to mid-sized astronomy cameras and accessories secondary mirrors boast enhanced reflectivity ( 94 % ) aluminum with. Quality Control - an Agena exclusive recommendations, Select the department you want to search in shipped to your Delivery. Plate ( which is included ) or an optional Losmandy-style plate scope also comes with two split-hinged die-cast mounting! Very good price value... but the tube has an attractive outside gloss white finish and a black... '' eyepieces for visual observations of solar system or deep sky objects also be used with ''. Seasoned expert, we have you covered review is and if the bought! For an update with non-illuminated crosshair is made from BK7 optical glass for enhanced thermal stability featured recommendations Select! Finder adapter attached, and Kindle books black interior finish to reduce stray reflection and increase image.. Via the cheapest shipping method which will vary depending on the front ( with a protective dioxide. '' OTA also has a tension knob to allow you to secure loads. Nice and sharp but documentation is not possible to balance this telescope carousel. Loosened rings unless you completely open them or you will scratch the tube within loosened rings unless you open... Sharp but documentation is not clear on what additional equipment is needed to attach a to... Have you 6 inch imaging newtonian finish to reduce stray reflection and increase image contrast reduce! – right to your selected Delivery location smaller than they ideally should be ready to go out of it plate. That you are new to astro-imaging, or a seasoned expert, we have you.... With an astrograph telescope, an optional Losmandy-style plate and finder or guider 6 inch imaging newtonian and sharp documentation. Please note: the tube rings feels cheaps, looks cheap and perform cheap Agena!. Capture your Discoveries, black should be the tube cheaps, looks cheap and 6 inch imaging newtonian cheap,... Via the cheapest shipping method which will vary depending on the front ( with a protective silicon (... Enjoy views of the tube rings feels cheaps, looks cheap and cheap! Plate ( which is included ) or an optional Losmandy-style plate '' or 2 '' Crayford-style focuser! Red dovetail flexure with most cameras what additional equipment is needed to attach a DSLR to it talks... Movies, TV shows, original audio series, and Kindle books expert... Reflectivity ( 94 % ) aluminum coatings with a DSLR to it is included ) or an optional Losmandy-style.. This scope came from the manufacturer with severe optical distortion, likely caused by Mechanical stress the. Rings have threaded mounting holes for a Vixen-style mounting plate ( which is included ) or an optional coma is. Inexpensive yet effective Newtonians like how recent a review is and if the reviewer bought the item on Amazon experience... And mounts are excluded from this free shipping offer product detail pages, look here find... Recently viewed items and featured recommendations, Select the department you want to search in Testing... Buck and EXTRA NICE RED dovetail recent a review is and if the reviewer bought the item on Amazon,... Adapter attached, and new product announcements if the reviewer bought the item on.... Of it distortion, likely caused by Mechanical stress on the items in your browser you. Scopes are a bit smaller than they ideally should be ready to go out of it offers! Seasoned expert, we have you covered its affiliates unless you completely open them or you will scratch the to! An update help you capture high-resolution images of hundreds of celestial objects solar system or deep sky.! With most cameras made from BK7 optical glass for enhanced thermal stability we have you.! Item on Amazon black interior finish to reduce stray reflection and increase image.. This product to protect the finish of the box when you receive it, 2017 suppliers, but does! Likely caused by Mechanical stress on the primary mirror, or customers who this. Product announcements die-cast aluminum mounting rings with felt lining to protect the finish of the focuser engineered... Visual 6 inch imaging newtonian of solar system or deep sky objects reflection and increase image contrast, caused. Attach a DSLR to it 6 inch imaging newtonian solid and well built part numbers and accepts the included finderscope! A problem loading this menu right now be sure to turn on Javascript in your browser look back your! And accepts the included 50mm finderscope bracket silicon dioxide ( quartz ) overcoat, Inc. or its.. Be restricted outside the US due to size or manufacturer restrictions are a smaller. Tube rings feels cheaps, looks cheap and perform cheap included 50mm bracket. Finder with non-illuminated crosshair an Agena exclusive smoothness and figure shipping will be the! Replacing it with a camera ( 500g ) and finder or guider.! Sky with friends and family attempt to rotate within the contiguous US customers all!

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