Cart
0

Free Shipping on Orders Over $75 & Installment Billing on Orders over $500 (* Exclusions Apply)

{"closeOnBackgroundClick":true,"bindings":{"bind0":{"fn":"function(){$.fnProxy(arguments,\'#headerOverlay\',OverlayWidget.show,\'OverlayWidget.show\');}","type":"quicklookselected","element":".ql-thumbnail .Quicklook .trigger"}},"effectOnShowSpeed":"1200","dragByBody":false,"dragByHandle":true,"effectOnHide":"fade","effectOnShow":"fade","cssSelector":"ql-thumbnail","effectOnHideSpeed":"1200","allowOffScreenOverlay":false,"effectOnShowOptions":"{}","effectOnHideOptions":"{}","widgetClass":"OverlayWidget","captureClicks":true,"onScreenPadding":10}

Orion Telescopes
New Telescopes
Telescope Kits
Best Telescopes for Kids
Refractor Telescopes
Reflector Telescopes
Dobsonian Telescopes
Cassegrain Telescopes
TableTop Telescopes
Spotting Scopes
Telescope Optical Tube Assemblies
Astrophotography Telescopes
Guide Scopes
Beginner Telescopes
Intermediate Telescopes
Advanced Telescopes
Great Telescopes Under $200
Telescopes with Free Shipping
Best Telescopes for Comets
Dobsonian Telescopes with Free Shipping
Orion Mounts & Tripods
Orion Accessories
Orion Astrophotography
Orion Binoculars
Orion Sale
Gift Center
Best Sellers
Specials:
New
On Sale
User level:
Beginner Intermediate Advanced
Price:
$200 - $400 $600 - $800 $800 - $1200 $1200 - $1600 Over $2400
Best for viewing:
Lunar & planetary Brighter deep sky Fainter deep sky
Best for imaging:
Lunar & planetary Deep sky
Optical design type:
Reflector Maksutov-Cassegrain Ritchey-Chretien
Mount type:
Altazimuth Optical Tube without Mount
Telescope aperture range:
Up to 102mm (Up to 4") 103mm - 152mm (4" - 6") 153mm - 203mm (6" - 8") 204mm - 254mm (8" - 10") Over 254mm (Over 10")
Telescope f/ratio range:
f/5.1 - f/8.0 f/8.0 - f/10.0 Over f/10.0
Assembled weight range:
6 lbs. - 10 lbs. 11 lbs. - 25 lbs. 26 lbs. - 40 lbs. 41 lbs. - 75 lbs. Over 75 lbs.
RECENTLY VIEWED

{"clickFunction":"function() {$(\'#_widget1706475931003\').widgetClass().scrollPrevious(\'#_widget1706475931003\');}","widgetClass":"ButtonWidget"}

{"clickFunction":"function() {$(\'#_widget1706475931003\').widgetClass().scrollNext(\'#_widget1706475931003\');}","widgetClass":"ButtonWidget"}

{"snapClosest":true,"bindings":{"bind0":{"fn":"function(event, pageNum) { PagedDataSetFilmstripLoaderWidget.loadPage(\'#recentlyViewed\', Math.floor(pageNum)); }","type":"scrollend","element":"#_widget1706475931003_trigger"}},"unitSize":220,"widgetClass":"SnapToScrollerWidget","scrollSpeed":500,"scrollAmount":660,"afterScroll":"","animateScroll":"true","beforeScroll":"","direction":"vertical"}

{entityCount: 0}

{"emptyItemViewer":"<div class=\"image\"><!-- --></div>\n <div class=\"info\">\n <div class=\"name\"><!-- --></div>\n <div class=\"orionPrice\"><!-- --></div>\n </div>\n ","imageThreshold":3,"pages":2,"dataModel":{"imageWidth":90,"cacheEntitiesInRequest":false,"dataProviderWidget":"com.fry.ocpsdk.widget.catalog.dataproviders.RecentlyViewedDataProviderWidget","imageHeight":90,"itemViewerWidget":"com.fry.starter.widget.viewers.ItemViewerWidget","direction":"vertical"},"pageSize":3,"widgetClass":"PagedDataSetFilmstripLoaderWidget","loadThreshold":1,"direction":"vertical"}

loading...
loading...

{"ensembleSEOTranslationTypes":"ensemble","widgetClass":"BreadcrumbWidget","productSEOTranslationTypes":"product","categorySEOTranslationTypes":"category|section,category,thumbnail","delimText":"","catalogSEOTranslationTypes":"catalog","showCatalog":false}

Home
 
Orion Telescopes
 
Cassegrain Telescopes
Sort by: 
View Options: Grid View List View
Cassegrain Telescopes

{"showSinglePage":false,"totalItems":12,"defaultPageSize":20,"paging_next":"Next","paging_view_all":"View All 12 Items","paging_view_by_page":"View By Page","pageSize":20,"paging_previous":"Prev","currentIndex":0,"inactiveBuffer":2,"viewModeBeforePages":true,"persistentStorage":"true","showXofYLabel":false,"widgetClass":"CollapsingPagingWidget","activeBuffer":2,"triggerPageChanged":false,"defaultTotalItems":12}

{ width: 160, height: 160, defaultImage: '', layers: '52713' }

Orion 14" f/8 Truss Tube Ritchey-Chretien Astrograph
Our 14" f/8 Truss Tube RC combines low-expansion quartz mirror optics of 2848 focal length, a sturdy Serrurier carbon fiber truss system, and a 3" dual-speed linear bearing focuser, making it an observatory-class instrument for serious astroimagers.
$6,399.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '52714' }

Orion 16" f/8 Truss Tube Ritchey-Chretien Astrograph
Our 16" f/8 Truss Tube RC combines low-expansion quartz mirror optics of 3250mm focal length, a sturdy Serrurier carbon fiber truss system, and a 3" dual-speed linear bearing focuser, making it an observatory-class instrument for serious imagers.
$7,799.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '08266' }

Orion 10" f/8 Ritchey-Chretien Astrograph Telescope
Go after even the most elusive and faint deep-sky targets with the Orion 10" f/8.0 Ritchey-Chretien Astrograph. Featuring flat-field, virtually coma-free optics for superb imaging performance, the Orion 10" RC boasts a plethora of deluxe features.
$2,999.99
3 easy payments of $1,000.00
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '08267' }

Orion 8" f/8 Ritchey-Chretien Astrograph Telescope
5.0 / 5.0
This 8" aperture Ritchey-Chretien optical tube is ideal for the advanced astrophotographer using small format CCD cameras and DSLRs. Offers a wide, fully illuminated field with pinpoint star clarity and includes an array of high-end features.
Was 
$1,299.99
Now 
$1,199.99
3 easy payments of $400.00
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '08268' }

Orion 6" f/9 Ritchey-Chretien Astrograph Telescope
This compact 6"-aperture Ritchey-Chretien optical tube provides advanced astrophotography performance at an incredible price. It is ideal for use with small-format CCD cameras as well as DSLR cameras for deep-sky and solar system astrophotography.
Was 
$699.99
Now 
$649.99
3 easy payments of $216.66
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '09967' }

Orion 150mm Maksutov-Cassegrain Telescope Optical Tube
4.9 / 5.0
The compact Orion 150mm Mak-Cass Telescope Optical Tube Assembly (OTA) opens up new vistas of the celestial landscape for your viewing pleasure, putting superior resolving power at your disposal. Sold as OTA only, without accessories.
$799.99
3 easy payments of $266.66
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '09969' }

Orion 180mm Maksutov-Cassegrain Telescope Optical Tube
5.0 / 5.0
Superb high-power performance, compact lightweight design, sharp high-contrast view, and clearly defined astrophotography capabilities make the Orion 180mm Maksutov-Cassegrain perfect for the advanced planetary observer or astrophotographer.
$1,599.99
3 easy payments of $533.33
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '10022' }

Orion StarMax 90mm TableTop Maksutov-Cassegrain Telescope
4.6 / 5.0
Offering higher-power views than reflector and refractor telescopes, the StarMax 90mm TableTop Mak-Cass packs that power into a tube just 11" long. Offering point-and-view ease of use and great accessories, this scope is a fun, pint-sized powerhouse.
Was 
$279.99
Now 
$249.99
You Save 
$30.00
Compare

{ width: 160, height: 160, defaultImage: '', layers: '52138' }

Orion CC6 6" Classical Cassegrain Telescope
4.8 / 5.0
Orion's 6" f/12 Classical Cassegrain excels for high-resolution lunar and planetary viewing and imaging. It offers serious magnifying capability in a 20.5" tube. Quartz mirrors, 2" dual-speed Crayford, V-style mounting bar, and dual finder bases.
Was 
$699.99
Now 
$649.99
3 easy payments of $216.66
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '51874' }

Orion 10" Truss Tube Ritchey-Chretien Astrograph
4.0 / 5.0
Our 10" f/8 Truss Tube Ritchey-Chretien combines low-expansion quartz mirror optics, a Serrurier carbon fiber truss system, and a CNC-machined 3.3" dual-speed linear bearing focuser in what can only be described as an astrophotographic powerhouse.
$3,499.99
3 easy payments of $1,166.66
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '51875' }

Orion 12" Truss Tube Ritchey-Chretien Astrograph
5.0 / 5.0
Our 12" f/8 Truss Tube Ritchey-Chretien combines low-expansion quartz mirror optics, a Serrurier carbon fiber truss system, and a CNC-machined 3.3" dual-speed linear bearing focuser in what can only be described as an astrophotographic powerhouse.
$4,499.99
3 easy payments of $1,500.00
With payment plan
Compare

{ width: 160, height: 160, defaultImage: '', layers: '52139' }

Orion CC8 8" f/12 Classical Cassegrain Telescope
4.3 / 5.0
Orion's 8" f/12 Classical Cassegrain excels for high-resolution lunar and planetary viewing and imaging. It offers serious magnifying capability in a 25" tube. Quartz mirrors, 2" dual-speed linear bearing Crayford, and D- and V-style mounting bars.
Was 
$1,299.99
Now 
$1,199.99
3 easy payments of $400.00
With payment plan
Compare

{"showSinglePage":false,"totalItems":12,"defaultPageSize":20,"paging_next":"Next","paging_view_all":"View All 12 Items","paging_view_by_page":"View By Page","pageSize":20,"paging_previous":"Prev","currentIndex":0,"inactiveBuffer":2,"viewModeBeforePages":true,"persistentStorage":"true","showXofYLabel":false,"widgetClass":"CollapsingPagingWidget","activeBuffer":2,"triggerPageChanged":false,"defaultTotalItems":12}

Payment Options Payment Options Payment Options Payment Options Payment Options
Since 1975

Why Buy From Orion

  • 30 Day Money Back Guarantee
  • Safe & Secure Shopping
  • Next Day Shipping
  • Easy Returns
  • Sale Price Guarantee
  • Free Technical Support
More Information
Shop our Catalogs

Shop Our Catalogs

Check out our colorful catalog, filled with hundreds of quality products.

See our eCatalogs

About Binoculars.com

Binoculars.com is a division of Orion Telescopes & Binoculars. We offer binoculars for every viewing interest, including astronomical binoculars, compact binoculars, waterproof binoculars, birding binoculars, and sport and hunting binoculars. We offer several leading brands of binoculars, including Barska, Bushnell, Celestron, Leica, Meade, Nikon, Orion, Pentax, and Steiner.. Not sure how to choose a binocular? Orion's Binoculars Buying Guide is a great place to start.

About Orion Telescopes & Binoculars

Since 1975 Orion Telescopes & Binoculars has been offering outdoor optics for sale direct to customers. Now an employee-owned company, we pride ourselves on an unswerving commitment to best quality products, value and unmatched customer care. Our 100% satisfaction guarantee says it all. In addition to our quality binoculars, we are known for our telescopes, accessories, and astrophotography equipment. Because we sell direct, we can offer you tremendous value at a great price.