buy. Need some assistance? Optical tube assemblies available for a variety of mounts including refractors, reflectors and catadioptrics SkyWatcher Optical Tubes Refractor, reflector and maksutov tube assemblies Celestron Optical Tubes Refractor and SCT tube assemblies Bresser Optical Tubes Refractor and reflector tube assemblies Explore Scientific OTA's Pinpoint stars across a 52mm image circle. Low Stock. Celestron 8" Rowe-Ackermann Astrograph (RASA 8) . CDK14 Optical Tube Assembly SKU# 140101Q Price: $ 14,500.00 Add to quote The CDK14 is an innovative telescope for unsurpassed astroimaging, research, or satellite tracking. Optical Tube Assembly (OTA) The main tube of a telescope including the primary mirror or objective lens, focuser, and finder scope. CELESTRON Astromaster 76mm REFLECTOR TELESCOPE ** OPTICAL TUBE ONLY ** NEW. EdgeHD 11 Optical Tube Assembly (CGE Dovetail) $ 97.61 Add to cart Description Reviews (0) See the Universe in HD EdgeHD is an aplanatic, flat field Schmidt-Cassegrain telescope that produces aberration-free images across a wide visual and photographic field of view. 2. That's the equivalent of a 7" reflector in terms of the amount of light that reaches your . Mirror support knobs hold the mirror in place and reduce image shift during imaging. The rear cell contains the primary mirror, focusing mechanism, and the "rear port," a hole onto which eyepieces, star diagonals, cameras, and other accessories can be mounted. This rugged aluminum optical tube is only 22 inches long and weighs just 20 pounds, making it easy to transport and set up. A telescope optical tube assembly (OTA) is a great way to build an advanced package for visual astronomy or astrophotography. The ShortTube 80 Refractor Telescope Optical Tube Assembly is ideal for use as a dedicated guide scope for guided astrophotography pursuits. Optical electrical. This rugged aluminum optical tube is only 17 inches long and weighs just 13 pounds . $4,399.00. 1.25" star diagonal. Remove the rubber cover on the rear cell. APM Doublet SD Apo 140 f/7 FPL53 Optical Tube. Quantity. Celestron C11-A XLT (CGE) Optical Tube Assembly. 9.25" f/10 Schmidt-Cassegrain optical tube. 8" RASA8 Optical Tube Assembly, CGE Dovetail. 8 watching. $799.00 This product is no longer available Previous Product Next Product Description New Celestron 8-inch Schmidt-Cassegrain optical tube assembly from a NexStar Evolution 8. Backorder. Version: QT200-F-140618V1-EN. Regular price. Aluminum optical tube with tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. 575.00 Inc VAT & Warranty But the views are much more impressive than what you'd expect from such a compact instrument. Page 1 of 1: 11 Items: Celestron C8 XLT Optical Tube Assembly - CGE / Losmandy (2) Add to Basket. C9.25 Optical Tube Assembly (CGE Dovetail) quantity. Send us a Facebook message or give us a call at 1-877-279-5280! SKU: CEL-91036-XLT. Add To Cart. Sort By. Includes: 40mm eyepiece (70x), 9x50 optical finderscope, star diagonal, 1.25" visual back, CGEM-style dovetail bar. To accomplish this, the finder has a built-in cross-hair reticle that shows the optical center of the finderscope. In the US, this size of telescope is usually referred to as a four-inch. Send us a Facebook message or give us a call at 1-877-279-5280! Opticstar optical tube assemblies (OTAs) Optical tube assemblies without a mount or tripod. LX70 M6 6" Maksutov-Cassegrain Optical Tube Assembly. Add any questions or comments in the Message field. $18.80 shipping. 9 x 50mm finderscope in quick-release bracket. The Advanced Coma-Free optics of this Meade 8" optical tube are designed to emulate the coma-free optical performance of the Ritchey-Chrtien optics used in most professional observatory telescopes and the Hubble Space Telescope, but at a fraction the cost of a true R-C. Experience our best Optical performance with EdgeHD's aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today's largest imaging sensors and widest eyepieces Aluminum Optical Tube with Tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. With its large aperture and a respectable focal length, the Celestron Omni XLT 120mm f/8.3 Refractor Optical Tube Assembly is an ideal choice for making detailed observations of the moon and planets, with the capability to resolve distant objects like star clusters, galaxies, and nebulae. Start by removing the finder and hardware from the plastic wrapper. Filter by. Optical Tube Assemblies (OTA) Optical tube assemblies (OTAs) are simply the tube of the telescope where the optics are housed. Celestron XLT Optical Tube Features. No coma, no off-axis astigmatism, and no field curvature. Description Reviews (0) The Celestron C9.25 is an unusual size with its 9.25" aperture and 2350 mm focal length, but many consider it to be the Goldilocks of optical tubesnot too big, not too small. Items 49-53 of 53. Place the knurled slip ring on the visual back over the threads on the rear cell (Fig 1-2). The optical system uses a premium Schott Borofloat glass corrector plate. CELESTRON STARSENSE EXPLORER LT 114AZ OPTICAL TUBE ONLY 22452 DETAILS. Filter by Here's an optical tube assembly (OTA) version our ever-popular Orion ShortTube 80 refractor telescope. If it is not already on the tube it can be attached as follows: 1. Astrograph Quattro 200 (ST/CF) Instruction manual for Quattro 200mm, both steel and carbon fiber tube. The optical system was designed to reduce more than just off-axis star coma; it also provides an astrograph-quality flat focal plane all the way to the edge of the field of view. SKU: 100021339. Learn how. . All optical surfaces are coated with Celestron 's high efficiency StarBright multi-layered coating . Lunt ED 80mm Doublet Optical Tube Assemblies Rated 5.00 out of 5 based on 3 customer ratings ( 4 customer reviews) $ 725.00 Fully multi-coated ED doublet optics, FPL53, in an aluminum optical tube. Included are the following: This 6" achromatic refractor optical tube is a sensational value! f /8 and 2541mm focal length. Read More Filters In stock (49) Out of stock (9) Product type Add to Cart. EdgeHD is an aplanatic, flat field Schmidt-Cassegrain telescope that produces aberration-free images across a wide visual and photographic field of view. f /7.2 and 2563mm focal length. $29.95. This rugged aluminum optical tube is only 17 inches long and weighs just 13 pounds, making it easy to transport and set up. Product Support Where To Buy FAQ Xploview Software Warranty Returns Dealer Support How to Become A Dealer Displays Trade Shows ASI About Carson Our Story Media Careers Contact OTA stands for Optical Tube Assemblymore commonly known as a "telescope." Mine is a Skywatcher ED100 apochromatic refractor. 11" optical tubes come with the visual back installed. Includes a Vixen dovetail bar to attach to any compatible Vixen style mount. CELECTRON 36 CM ROWE-ACKERMANN SCHMIDT ASTROGRAPH (RASA 36) OPTICAL TUBE ASSEMBLY (CGE DOVETAIL) 14,249.99 11,874.99 (ex. Features. $639.99. Availability - In stock. Page Previous; Page 1; Page 2; You're currently reading page 3; Show. [>>>] OTA ( ~[ ]) The tube that holds your mirror s and/or lenses. EdgeHD 1400 Optical Tube Assembly (91060-XLT) $ 7,499.00 This item is a Special Order from the Manufacturer Add to Cart Special Order OVERVIEW 14" EdgeHD Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 3910mm focal length (f/11) 23mm Axiom - 2" 9x50 finderscope to help accurately find objects 8" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 2032 mm focal length (f/10) Fastar compatible Tube constructed of durable and lightweight aluminum Includes: 25mm eyepiece (81x), 6x30 optical finderscope, star diagonal, 1.25" visual back, CGEM style dovetail bar Backorder. Add to cart Buy Now. The Celestron C8-A is the direct (but much improved) descendent of Celestron's revolutionary C8 that transformed the hobby of astronomy when it was unveiled in 1970. 1500mm focal length (f/10) 25mm eyepiece (60x) Visual back allows for use with 1.25" accessories. Sale Sold out. Page 1 of 1: 13 Items. Download Size: 652K | 21-02-2018 | Optical Tube Assembly. - Custom Order - Call for Lead Times and Availability. Includes aluminum tube, enhanced XLT coatings, CGE (Losmandy-style) dovetail bar, 25mm Plossl eyepiece, 1.25" star diagonal, visual back, 6x30 finderscope.Specifications Aperture: 235mm (9.25") Focal Length: 2350mm Focal Ratio: f/10 Star Diagonal: 1.25" Eyepiece: 25mm Plossl Send to: EdgeHD is an aplanatic, flat field Schmidt-Cassegrain telescope that produces aberration-free images across a wide visual and photographic field of view. Sold without accessories, this versatile 80mm f/5 achromatic refractor is ready to customize to your needs. The new APM 140mm f/980mm Doublet is a mold breaker with high quality. per page. 1035 Delaware Ave. Unit D Longmont, CO 80501 Phone: 303-678-8143 Inquiries ATLAS - Optical Tube Assembly (Asteroid Tracker) ATLAS Optical Tube Assembly The ATLAS (Asteroid Terrestrial-impact Last Alert System) optical tube assembly is specifically designed to detect asteroids and provide warning of an impact with the Earth. It does not include a star diagonal or eyepiece. The Optical Tube Assembly (OTA) is the optics of the telescope contained in a cylindrical housing. Need some assistance? Meade 8" f/10 LX85 ACF Optical Tube Assembly Features coma-free pinpoint star images and flatter fields while reducing astigmatism and eliminating diffraction spikes. Add to Basket. SKU: OUK-VX6 . $149.95. It has a 150mm (6") diameter multicoated doublet objective lens (1200mm focal length f/8). Includes a Vixen dovetail bar to attach to any compatible Vixen style mount. Refractor Telescope Optical Tube Assemblies If you are ready to view or photograph the night sky with a sharpness and clarity that is hard to obtain with any other telescope design, then you need to check out what a quality refractor optical tube assembly has to offer! 11" EdgeHD Optical Tube Assembly Aluminum Optical Tube Celestron's premium StarBright XLT coatings 2800mm focal length (f/10) 23mm Axiom 2" eyepiece included (122x) 9x50 finderscope to help accurately find objects 2" diagonal provides more comfortable viewing position when observing objects that are high in the sky Was $129.99 Now $119.99 You Save $10.00 Compare This chart shows recent modern telescope sunspot counts (smaller, closed symbols) compared to Svalgaard's concurrent ancient telescope sunspot counts (open symbols). or Best Offer. mirror locks and cooling vents. This item includes the optical tube, Vixen style dovetail bar, red dot finder, and visual back. This rugged aluminum optical tube is only 22 inches long and weighs . Unit price / per . $18.80 shipping. Its moderate focal ratio gives it the ability . Tube constructed of durable and lightweight aluminum. Availability - In stock. Aluminum Optical Tube. Vendor Celestron MFG Part: 91076. $1,599.99 Meade 8" f/10 LX200 ACF Optical Tube Assembly The fast f/5.0 optical tube provides an expansive wide field-of-view which makes guide star . Experience our best Optical performance with EdgeHD's aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today's largest imaging sensors and widest eyepieces. An optical train, also called an optical assembly, is an arrangement of optical components (e.g. SKU: TOK13310. Price: $31,999.00. Note: To enquire or to place an order please press the Add to Quote button and add as many products to the quote as you are interested in. SKU 91050-XLT. Regular price. Optical Tube Assemblies. [>>>] The optical tube assembly does not include a mount or tripod. Here is just a handful of the many Meade ETX telescopes customized using the Wegat Optical ETX-125 and ETX-90 Accessory Adapters. Mirror support knobs hold the mirror in place and . By removing the focus knob, black plastic back, and fork mount from the optical tube assembly, a Wegat Optical adapter can be easily attached to any of the Meade ETX-125, ETX-105, and most ETX-90 telescopes. SKU: TFK07640. Takahashi FC-76DCU Fluorite APO Refractor. $4,399.00 You Save: $1,320.95 (23%) or $367/mo suggested payments with 12month special financing. The new 140- SD Apo features a Doublet lens cell using SD glass FPL-53 to maximize performance. 100 is the diameter of the objective lens in millimeters. Alluna Optics Alluna NA-18 18" f/3.8 Newtonian Astrograph Telescope. The optical system was designed to reduce more than just off-axis star coma; it also provides an astrograph-quality flat focal plane all the way to the edge of the field of view. Only 1 left! VAT) $1,599.99 3 easy payments of $533.33 With payment plan Compare Add to cart Buy Now. Takahashi TOA-130NFB Ortho-Apochromatic 130mm Triplet Refractor OTA Only - 4. Availability - In stock. Sort By Best Selling Items 1 - 20 of 100 Show 20 Aluminum Optical Tube with Tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. This Celestron EdgeHD 8 optical tube has: 8" EdgeHD Faster-compatible high definition aplanatic Schmidt-Cassegrain optics. Vendor Celestron MFG Part: 91073. Orbit The path of a celestial body as it moves through space. Sold Out. 11" RASA11 V2 Optical Tube Assembly, CGE Dovetail. The Celestron tube assembly come with a finderscope used to help you locate and center objects in the main field of your telescope. Skywatcher Evolux 62 ED Refractor Telescope. Optical Tube Assemblies. Gskyer 90mm EQ90/1000- Optical Tube Assembly + Rings and Dovetail - NEW. SkyWatcher Evolux 82ED Refractor OTA . 3. The 14" OTA comes with a thread on 2" star diagonal instead of a visual back. We will then get back to you to discuss . Show More. 11" Schmidt-Cassegrain Optical Tube Assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings. High quality apochromatic refractor telescopes in particular are typically sold as the telescope only, and it is up to you to choose the mount based on your goals. Celestron C8 Optical Tube Assembly. $799.00. It's the same optical tube that's used on Celestron's best selling Advanced Series go-to refractor. Includes: 25mm eyepiece (81x), 6x30 optical finderscope, star diagonal, 1.25" visual back, CGEM style dovetail bar. 8" aperture, 2032mm focal length (f/10). Optical tube assemblies are sold without mounts and can be adapted to a wide variety of mount types. Optical tube assemblies are sold without mounts and can be adapted to a wide variety of mount types. Add to Cart. Celestron C5 5" XLT Schmidt-Cassegrain Optical Tube Only 679.99. Backorder. Meade 6" f/10 LX85 ACF Optical Tube Assembly MSRP: $899.99 Please see your local authorized reseller for pricing and availability. OPTICAL TUBE OUTER DIAMETER: Not supplied by manufacturer: Type: Telescope: WARRANTY: 2 Year Warranty: OPTICAL TUBE WEIGHT: 14 lbs. Add to Basket. EdgeHD 9.25" Optical Tube Assembly (CGE Dovetail) Learn More. Skywatcher Startravel 150 OTA Refractor Telescope - Optical Tube Assembly. Mirror support knobs hold the mirror in place and . lenses, mirrors, prisms) to guide a line of sight and/or a laser beam. For example, the position and angle of lenses may be adjusted to guide a laser through the path required. Buy Celestron Optical Tube Assemblies including popular models like C8-A-XLT, CG-5, C11-A, C14-A, C9 1/4-A XLT and C11-A XLT, all at unbelievable prices. Optical instruments like microscopes, telescopes, and DSLRs all have optical trains that guide the incoming light towards . SKU: 100022023. Optical electrical engineering refers to assembly operations involving the integration of electronic hardwaresuch as printed circuit boards (PCBs) or sensorsinto optical . 11" RASA11 V2 Optical Tube Assembly, CGE Dovetail. Pinpoint stars across a 70mm image circle. Optical Tube Assemblies. 8" aperture, 2032mm focal length (f/10). This Celestron C5 5 Schmidt Cassegrain optical tube assembly has a focal length of 1250mm (f/10) and features XLT coated optics. Celestron 8" Edge HD Optical Tube. Optical tube assemblies are sold without mounts and can be adapted to a wide variety of mount types. Meade 8" f/10 LX85 ACF Optical Tube Assembly Features coma-free pinpoint star images and flatter fields while reducing astigmatism and eliminating diffraction spikes. StarBright XLT optical multicoatings for the highest possible light transmission. We love working with you to pair a great quality OTA from Celestron, SharpStar, Askar, Meade, Tele Vue, Sky-Watcher, or Orion with a great manual or GoTo mount. Gallery. View All Specifications 6" f/10 Advanced Coma Free Optics - 1524mm focal length Ultra-High Transmission Coatings (UHTC) ACF optics provides extremely flat fields - perfect for wide field eyepieces and camera sensors SkyWatcher Evolux 62ED Refractor OTA . SKU: CNOTA11EHD MFR: 91050XLT. 2800mm focal length (f/10) Fastar compatible. 6" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 1500 mm focal length (f/10) Tube constructed of durable and lightweight aluminum Includes: 25mm eyepiece (60x), 6x30 optical finderscope, star diagonal, 1.25" visual back, CG-5 dovetail bar The Celest 36 cm Rowe-Ackermann Schmidt Astrograph (RASA 36) Optical Tube Assembly (CGE Dovetail) Learn More. Add to Cart. 959.00 Inc VAT & Warranty. Set Descending Direction. Telescopes with no mount - a great way to upgrade your optics. Press Enter for Accessibility for blind people who use screen readers ED means "extra-low dispersion" and refers to a particularly high grade of optical glass. OTAs are a great option if you already own a telescope mount and want a new field of view. No coma, no off-axis astigmatism, and no field curvature. Description Reviews (0) The Celestron C8-A is the direct (but much improved) descendent of Celestron's revolutionary C8 that transformed the hobby of astronomy when it was unveiled in 1970. Page. The Celestron EdgeHD 925 9.25" Optical Tube Assembly 91040-XLT is available for use with your favorite mount. EdgeHD 8" Optical Tube Assembly (CGE Dovetail) Learn More. Celestron EdgeHD 11" Schmidt-Cassegrain Optical Tube Assembly with Starbright XLT Coatings. C8 Optical Tube Assembly (CGE Dovetail) quantity. This is separate from the mount or tripod parts. OPTICAL COATINGS: Celestron XLT: OPTICAL DESIGN: Corrected Schmidt-Cassegrain: TELESCOPE SERIES: Celestron Optical Tubes: MOUNT TYPE: None - Optical Tube Only: TELESCOPE APERTURE: 8" TELESCOPE FOCAL RATIO: f/10 . 329.00 Inc VAT & Warranty. CDK12.5 Optical Tube Assembly SKU# 125104Q Price: $ 10,000.00 Add to quote The CDK12.5 is an innovative telescope for unsurpassed astroimaging, research, or satellite tracking. SkyWatcher Skymax 180 PRO Maksutov Cassegrain Optical Tube Assembly. My total out of pocket expense in this project is about $10, spent on a 50mm diameter bi-convex lens of 100cm focal length that I ordered off eBay.
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