12'' dobsonian telescope for sale

height: 160, layers: 'VID236' layers: '24708' entityType: 'product' entityId: 99897, layers: '20184' }, { width: 160, The secondary mirror has a 70mm minor-axis and its alignment can be adjusted with a Philips head driver. sourceSelector:'' Lowest useful magnification is the power at which the exit pupil becomes 7mm in diameter. So for example, an 80mm refractor is capable of 160x, and a 10" telescope is theoretically capable of 500x magnification. }, { And when you're stargazing, Orion's telescope cases and covers, observing gear, red LED flashlights, astronomy books and star charts will make your observing sessions more convenient, comfortable and meaningful. Cassegrain telescopes routinely use spheres in addition to other lenses in the optical path to correct for residual spherical aberration. entityType: 'product' width: 90, }, { Cameras & Photo; Binoculars & Telescopes. The SkyLine 12" features a 12" (300mm) diameter parabolic primary mirror with 94%-96% reflectivity for bright views of celestial treats. height: 160, }, { }, { height: 160, width: 160, The affordable MoonMap 260 is a must-have for any backyard astronomer. Not available for sale or delivery to California addresses. entityType: 'product' Category. width: 160, layers: 'VID183' width: 90, entityType: 'product' Some are intended for specialized uses. }, { entityType: 'product' "Diffraction Limited" means that the limits of image detail are determined by the physical properties of light, and not by optical defects in the telescope. }, { width: 160, width: 90, defaultImage: '', This is due to the fact that the exit pupil of the telescope (the beam of light exiting the eyepiece) is now larger than the average person's dark adapted pupil, and no more light can fit into the eye. Meade Clearance Event; PrimaLuceLab Eagle Sale; ... Dobsonian Telescopes; Maksutov-Cassegrain Telescopes; Maksutov-Newtonian Telescopes; ... Flextube 12" 300P Dobsonian Telescope. It has a multi-coated lens that lets in more light and allows you to enjoy higher-power, sharper images without eye strain. entityId: 5825, and special offers. height: 90, defaultImage: '', }, { entityId: 100119, SKU: SKW-S11740. }, { This effect may not be noticeable at lower powers, but at higher powers the atmosphere will dramatically blur the object, reducing the quality of the image. For telescopes, the optical diameter (also known as aperture) is the size of a telescope's main light-collecting lens or primary mirror, measured in millimeters or inches. }, { }, { height: 160, You can find astrophotography "how to" tips and share your best astronomy pictures here. }, { Visit the Orion Community Center for in-depth information on telescopes, binoculars, and astrophotography. A per-item shipping charge (in addition to the standard shipping and handling charge) applies to this product due to its size and weight. width: 90, }, { layers: '05590' entityType: 'product' The 1.25" Orion Variable Polarizing Telescope Filter reduces both and brings out details. Newtonian reflectors will have either a spherical shaped mirror, which is less expensive to produce, or a higher quality parabola, which does not result in spherical aberration. Motion of the SkyLine 12" Dobsonian in both altitude (up/down) and azimuth (left/right) is silky smooth thanks to azimuth roller bearings and robust, adjustable ball-bearing altitude trunnions. entityType: 'product' You have the option in check out to request that your order ship complete, if you'd prefer. Dobsonian telescopes are great because you get a lot of aperture for your money. entityType: 'product' Orion's Telescope Buyer's Guide is a great place to start. height: 160, The 1.25" Deluxe Orion Stargazers Filter Set is a comprehensive 6 filter set for the best views of all types of celestial objects. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. layers: 'Artimg-Choose_Scope_Astronomy_square' defaultImage: '', The included 8x50 finder scope is a premium right-angle model which displays a correct left/right and up/down oriented image for easy aiming of the 12" Dobsonian telescope. layers: 'Artimg-ObservDeepSky' Typically in-stock items will ship first and backordered items will follow as soon as they are available. }, {"clickFunction":"function() {$(\'#_widget711902711007\').widgetClass().scrollNext(\'#_widget711902711007\');}","widgetClass":"ButtonWidget"}, {"snapClosest":true,"bindings":{"bind0":{"fn":"function(event, pageNum) { PagedDataSetFilmstripLoaderWidget.loadPage(\'#relatedCommunityItemsvideo\', Math.floor(pageNum)); }","type":"scrollend","element":"#_widget711902711007_trigger"}},"unitSize":200,"widgetClass":"SnapToScrollerWidget","scrollSpeed":500,"scrollAmount":600,"afterScroll":"","animateScroll":"true","beforeScroll":"","direction":"horizontal"}, {"emptyItemViewer":"

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