Top 13m Cassegrain Antenna Reviews

Astromania 2' SCT 90-Degree Mirror Diagonal with 93% reflectivity Across Visible Spectrum - fits Rear Cells of Schmidt-Cassegrain telescopes and Includes an Adapter to use with Refractor telescopes

  • It fits all rear cells of Schmidt-Cassegrain telescopes and includes an adapter to use with refractor telescopes..
  • The 2" SCT diagonal features dielectric coatings with 93% reflectivity across the visible spectrum and a 1/10 wave mirror for bright and true images..
  • Allows you to take advantage of the wider field of view provided by two inch eyepieces. Dielectric coatings are more durable than regular or enhanced aluminum coatings, so you will enjoy years of excellent performance from this product..
  • The SCT Adapter has a standard SCT female thread (2", 24 TPI),you can use your refractor diagonal with all telescopes having a standard SCT thread for which you can attach this diagonal directly to Schmidt-Cassegrain telescopes and many Maksutov-Cassegrain telescopes..
  • Associated with 90°mirror diagonals, which let you view objects that are at a 90°angle from the direction the telescope is pointing.Improved attachment design features a brass clamping ring which does not mar, and provides a more secure connection..
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Compound Telescope

  • EXPERTLY MATCHED OPTICS: The Skymax series of Maksutov-Cassegrain optical tubes features matched primary and secondary mirrors with an expertly coated corrector plate that delivers contrast-rich views with charcoal-black skies..
  • 94% REFLECTIVITY MIRROR COATINGS: Using a borosilicate primary mirror with an aluminum coating and a quartz overcoat, Sky-Watcher Maksutov-Cassegrains produce a 94% reflectivity rating for outstanding light transmission..
  • VIXEN-STYLE DOVETAIL: An industry standard, the Vixen-style dovetail is the most commonly used dovetail bar for astronomy..
  • FULLY BAFFLED TUBE: Utilizing a fully-baffled tube, Sky-Watcher Maksutovs prevent stray light from interfering with your viewing experience..
  • EVERYTHING YOU NEED: The 150mm Skymax Maksutov-Cassegrain comes equipped with everything you need to get started, including: : a 28mm 2-inch eyepiece, 2-inch 90-degree star diagonal, and a 9x50 straight-through finderscope..
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Astromania 1.25Inch Metal Collimating Cheshire Eyepiece Without Laser for Newtonian Reflector Telescope - Long Version

  • simply cap the telescope, remove the diagonal, and place the eyepiece directly in the focuser..
  • For aligning optics of Newtonian reflectors, Dobsonian reflectors, and Schmidt-Cassegrain Telescopes (SCTs)..
  • Accurate collimation is essential for high power observing. Stars will become more like pin points of light, and Planetary / Lunar detail will be enhanced..
  • Item was made by aluminum with crosshair at the bottom allow quick and precise centering of the optics..
  • This collimation eyepiece can be used for precisely collimating the Newtonian and Schmidt-Cassegrain reflector telescopes for better image quality..
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Orion 10022 StarMax 90mm TableTop Maksutov-Cassegrain Telescope

  • This grab-and-go TableTop Maksutov-Cassegrain telescope provides powerful views of the Moon and bright planets such as Jupiter, Saturn, and Mars.
  • Weighing just 6.5 lbs. assembled, this compact telescope and base can be taken just about anywhere to provide great views of the night sky while on road-trips, camping, or the short trip out to the backyard.
  • 90mm aperture Maksutov-Cassegrain telescope gathers enough light for beautiful views of brighter deep space objects like globular clusters, nebulas, and many bright galaxies.
  • Nifty tabletop base provides a stable viewing foundation you can set on any sturdy table, or even attach it to a field tripod with a 3/8" or 1/4"-20 threaded post.
  • Includes two 1.25" eyepieces (25mm and 10mm focal lengths), EZ Finder II reflex sight for easy aiming, 90 degree mirror diagonal for comfortable night sky viewing, and more!.
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Sky-Watcher Skymax 127mm Maksutov-Cassegrain - Large Aperture Compound-Style Reflector Telescope

  • EXPERTLY MATCHED OPTICS: The Skymax series of Maksutov-Cassegrain optical tubes features matched primary and secondary mirrors with an expertly coated....
  • 94% REFLECTIVITY MIRROR COATINGS: Using a borosilicate primary mirror with an aluminum coating and a quartz overcoat, Sky-Watcher Maksutov-Cassegrains....
  • VIXEN-STYLE DOVETAIL: An industry standard, the Vixen-style dovetail is the most commonly used dovetail plate for astronomy. In addition to this, all....
  • FULLY BAFFLED TUBE: Utilizing a fully-baffled tube, Sky-Watcher Maksutovs prevent stray light from interfering with your viewing experience..
  • EVERYTHING YOU NEED: The 127mm Skymax Maksutov-Cassegrain comes equipped with everything you need to get started, including: a 28mm 2-inch eyepiece,....
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Sky-Watcher Skymax 150mm Maksutov-Cassegrain - Large Aperture Compound-Style Reflector Telescope

  • EXPERTLY MATCHED OPTICS: The Skymax series of Maksutov-Cassegrain optical tubes features matched primary and secondary mirrors with an expertly coated corrector plate that delivers contrast-rich views with charcoal-black skies..
  • 94% REFLECTIVITY MIRROR COATINGS: Using a borosilicate primary mirror with an aluminum coating and a quartz overcoat, Sky-Watcher Maksutov-Cassegrains produce a 94% reflectivity rating for outstanding light transmission..
  • VIXEN-STYLE DOVETAIL: An industry standard, the Vixen-style dovetail is the most commonly used dovetail bar for astronomy..
  • FULLY BAFFLED TUBE: Utilizing a fully-baffled tube, Sky-Watcher Maksutovs prevent stray light from interfering with your viewing experience..
  • EVERYTHING YOU NEED: The 150mm Skymax Maksutov-Cassegrain comes equipped with everything you need to get started, including: : a 28mm 2-inch eyepiece, 2-inch 90-degree star diagonal, and a 9x50 straight-through finderscope..
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Celestron NexStar 8 SE Schmidt-Cassegrain Computerized Telescope - with Deluxe Accessory Kit 5 Plossl Eyepieces 1.25 Barlow Lens 1.25 Filter Set Accessory Carry Case

  • NexStar 8 Schmidt-Cassegrain - 25mm E-Lux (81x) Eyepiece - StarPointer Finderscope - Star Diagonal & 1.25 - Pre-assembled Steel Tripod - Software:....
  • The worlds most beloved telescope! The classic, 8-inch Schmidt-Cassegrain revolutionized amateur astronomy in the 1970s. Now, the iconic orange tube....
  • Large, 8-inch aperture with excellent light-gathering ability provides spectacular views of the Moon and planets, along with deep sky objects like the....
  • Fully automated, GoTo mount with database of 40,000+ celestial objects automatically locates and tracks objects for you..
  • SkyAlign technology gets your telescope aligned and ready to observe in minutes. Even if youre unfamiliar with the night sky, you can easily align....
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Celestron CPC 1100 StarBright XLT GPS Schmidt-Cassegrain 2800mm Telescope with Tripod and Tube

  • CPC 1100 COMPUTERIZED TELESCOPE: Celestron’s iconic CPC telescope combines legendary 11" Schmidt-Cassegrain optics with updated technology and the latest features for an amazing stargazing experience for beginners and experienced observers alike..
  • 11-INCH APERTURE SCHMIDT-CASSEGRAIN TELESCOPE: Massive, 11-inch diffraction limited optics pack enough light-gathering ability to deliver spectacular views of Solar System and deep sky objects alike..
  • DUAL FORK ARM GOTO MOUNT: With a database of 40,000+ celestial objects, the CPC's beefy GoTo mount locates and tracks objects for you. It's also compatible with our best accessories like StarSense AutoAlign and the SkyPortal WiFi Module..
  • EASY TO SET UP & USE: The CPC's ergonomic design allows one person to set up or move the telescope. SkyAlign technology helps you align the telescope fast. When you're done observing, the telescope breaks down for storage..
  • 9x50 FINDERSCOPE INCLUDED: Center objects perfectly in the eyepiece with a high-quality finderscope with 9x magnification..
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Astromania Universal Dovetail Base for Finder Scope - Ideal for Installation of Finder Scope, Green Laser Pointer Bracket

  • Fits factory drilled holes on Celestron, Meade, and Orion Schmidt-Cassegrain telescopes, attaches directly to Schmidt-Cassegrain Telescope (SCT) optical tube with included mounting hardware..
  • Compliable with finder scope, Laser Pointer bracket or reflex sight bracket on telescopes, great for adding a second or third aiming device to your telescope..
  • Made of high strength Aluminum with Anodizing Aluminium Process. The base is made of die-cast metal and features two large thumbscrew locks. Includes two M5 screws..
  • Ideal for custom installation of any finder scope, EZ Finder reflex sight, and Green Laser Pointer bracket on any telescope. Dovetail base fits finder scope or reflex sight bracket so you can securely attach an aiming device to any telescope. Synta-style dovetail base -- Fit most bracket designs from Celestron, Orion, Sky-watcher, Vixen, etc. Compliable with finder scope, Laser Pointer bracket on telescopes..
  • Drilled (but not threaded) to accommodate screws up to 5mm in diameter. Center-to-center screw hole spacing on your telescope must be from 10.2 to 30.2mm in order for this dovetail base to be compatible..
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Celestron - NexStar Evolution 8 WiFi Enabled Computerized Telescope - 8” Schmidt-Cassegrain Telescope SCT - Control via Smartphone App - 10-Hour Lithium Battery - iPhone and Android Compatible

  • COMPUTERIZED TELESCOPE WITH WIFI FUNCTIONALITY: Explore the Universe and control your telescope with the free Celestron SkyPortal app for iOS and Android! Select any object from the app’s database and the telescope locates and tracks it automatically..
  • CELESTRON’S LEGENDARY 8” SCHMIDT-CASSEGRAIN OPTICAL TUBE: See the difference! Compact, portable 8-inch Schmidt-Cassegrain optical tube with StarBright XLT optical coatings provides stunning views..
  • SUPERIOR TRACKING ACCURACY: This computerized GoTo mount with high-performance brass worm gears and motors tracks objects smoothly as they appear to drift across the night sky. Ideal for star parties and astroimaging..
  • BUILT-IN 10-HOUR LITHIUM IRON PHOSPHATE BATTERY: Forget about buying an external power supply. Celestron’s LiFePO4 battery is built right in for the safest, most reliable power anywhere..
  • EASY TO USE IN THE FIELD: Enjoy the improved industrial design with manual clutches and integrated carry handles, plus the added convenience of two accessory trays and a USB charge port for your phone..
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C6 - C8 Deluxe Flexible Dew Shield

  • Prevents dew from forming on your Schmidt-Cassegrain or EdgeHD corrector lens.
  • Cutout accommodates telescope dovetail rails.
  • Felt-lined interior surface captures moisture and reduces stray light.
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Celestron Wedge with HD Pro for CPC 8/9/11, Black (93664)

  • Celestron's HD Pro Wedge is designed to support our fork mounted Schmidt Cassegrain Telescopes up to 11".
  • The HD Pro Wedge provides a heavy duty, stable platform that is perfect for astroimaging and s minimal vibration.
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Maksutov-Cassegrain Telescope for Adults Kids Astronomy Beginners, Sarblue Mak60 Catadioptric Compound Telescope 750x60mm, Compact Portable Travel Telescope, with Tabletop Tripod Phone Adapter

  • 【Sharp Crystal-clear Views】This beginner telescope is much more powerful than it looks! Thanks to its Maksutov-Cassegrain design, high-precision fully multi-coated optical glass lens, both spherical and chromatic abberrations are minimized. It not only delivers vivid high-contrast images for daytime viewing such as birds and wildlife, but also enables astronomical exploration including Saturn, Jupiter, craters on the Moon, etc..
  • 【See How It Works Inside】The ingenious design of the detachable lid reveals the internal construction of the telescope and helps you understand how it works. Make it an appealing educational kit for the young minds. But keep in mind not to touch the mirrors with your fingers and avoid making it dusty..
  • 【Compact and Portable】Maksutov-Cassegrain mechanism makes this telescope much more compact than a equivalent refractor or Newtonian. With a long focal length of 750mm, the tube length is only 200mm. Easy to pack and go on a adventure anytime..
  • 【Superior Eyepiece】The included high-quality 20mm eyepiece brings 37.5X magnification, providing high-power sharp views on distant objects. You can see any targets more than 8 meters away. Accessories also include a phone adapter, a tabletop tripod and an erect-image diagonal....
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