sourceSelector:'' Visit the Orion Community Center for in-depth information on telescopes, binoculars, and astrophotography. }, { entityType: 'product' layers: '07790' Note that the formula is independent of the telescope type or model, and is based only upon the aperture of the telescope. Please send me email about sales, new products, and astronomy. entityId: 112066, }, { }, { sourceURL:'/catalog/community_content_viewer_placeholder.jsp?productId=112059&isPDP=true', Primary mirror }, { }, { }, { width: 90, width: 90, defaultImage: '', entityType: 'product' }, { You'll love exploring deep sky delicacies with the SkyQuest XT10g and included 28mm DeepView eyepiece. sourceURL:'/catalog/community_content_viewer_placeholder.jsp?productId=112066&isPDP=true', This set of Orion Q70 telescope eyepieces will appeal to skywatchers looking for wide field views. entityType: 'product' But anyone with the slightest technical bent will have no problem getting familiar with these models. }, { }, { layers: '05863' layers: '08890' These scopes will appeal to the more technically inclined. entityId: 112060, This neutral-density eyepiece filter reduces glare so you can see more detail and surface features. }, { defaultImage: '', entityType: 'product' width: 90, entityType: 'product' height: 160, defaultImage: '', entityType: 'product' entityId: 109840, Beginner Level - Suited for a wide range of uses, these telescopes are simple to operate and set up. defaultImage: '', Very good optical and mechanical quality. entityType: 'product' layers: 'ap1230_652012' height: 90, sourceSelector:'' sourceURL:'/catalog/community_content_viewer_placeholder.jsp?productId=103061&isPDP=true', entityType: 'product' height: 160, AZ: Thrust needle bearings ALT: Ball bearings. Some mounts are compatible with a motorized Go-To system for fully automated computer finding of objects in the night sky. We offer binoculars for every viewing interest, including astronomical binoculars, compact binoculars, waterproof binoculars, birding binoculars, and sport and hunting binoculars. entityId: 115611, layers: 'Artimg-Choose_Scope_Astronomy_square' }, { width: 90, sourceSelector:'' entityId: 132240, You can put away the fishing sinkers and duct-taped ankle weights, because now there's finally a practical, versatile counterweight solution for balancing your steel-tube Dobsonian telescope. entityType: 'product' }, { Telescopes on either very lightweight mounts or non tracking mounts (such as Dobsonians) are capable of only very short exposures such as lunar photographs. layers: '05691' defaultImage: '', Designs range from a standard air-spaced doublet (two lenses in a row) to exotic designs such as oil-spaced triplets and 4-element multi group lenses. entityId: 102695, layers: 'ap1132_4212012' Orion Dobsonians have always been known for superb optical and mechanical quality, wonderful ease of use, and remarkably affordable prices. The time you'll save by not having to manually search for your targets or fuss with star charts will allow you to kick back, relax, and spend more time enjoying the magnificent views through the eyepiece. 3 Feet wood screws (1" long) sourceSelector:'' sourceURL:'/catalog/community_content_viewer_placeholder.jsp?productId=103188&isPDP=true', The 1.25" Orion Variable Polarizing Telescope Filter reduces both and brings out details.