The tube is cut to … ***- While other companies purchase carbon fiber from outside vendors they have no control over, Dream *****does all advanced composite work in house. The Explore 208 mm Newtonian has a faster f/ratio than most 8” imaging reflectors on the market today at f/4. I will split the shipping … TelescopesPlus.com It has a carbon-fiber body, which is an excellent feature among the telescopes because it is significantly reducing the weight of the instrument. FEATURES. Faster optics makes it easier to get a deeper shot without the hassle of increasing exposure times. FREE SHIPPING TO UK MAINLAND! Limited Warranty is one year, which converts to the Explore STAR Transferrable Extended Life of the Product Warranty when product is registered within 60 days of purchase. Designed & fabricated in-house. Explore Scientific 8” f/3.9 Carbon Fiber Newtonian OTA -Astrograph Edition. Highly corrected Maksutov-Newtonian telescope; Aperture 152mm; Focal length 731mm; Carbon fiber tube for superior rigidity and low weight; Thermal focus shift very close to zero due to carbon tube Newtonian Telescopes. This is a fine instrument. @article{osti_1497279, title = {Fiber motion in highly confined flows of carbon fiber and non-Newtonian polymer [Advanced modeling of non-Newtonian polymer and carbon fibers]}, author = {Kanarska, Y. and Duoss, E. B. and Lewicki, J. P. and Rodriguez, J. N. and Wu, A. The carbon fiber is compression wrapped in a hi-temp epoxy matrix and cured at 150 degrees over a precision mandrel. You may return new, unused, and resalable items for a refund or exchange. For both options we guarantee you will not find as good of a telescope for such an amazing price. The TS 8" F5 ONTC Carbon Newtonian Telescope .. a specialist for Astrophotography Presentation of a working combination: telescope / camera / corrector / guiding / filter.. this ONTC Newtonian is perfect for astrophotography because of … The diffraction-limited parabolic primary mirror has an aluminum coating with 96% reflectivity and a … Faster optics makes it easier to get a deeper shot without the hassle of increasing exposure times. Please note that only latin characters, numbers and common special characters can be entered. }, abstractNote = {Inks compounded of short carbon fibers suspended in polymer resin can be extruded to … Delivered direct to your door! David is an author, lecturer, & discoverer of a plethora of comets and asteroids; most notably the co-discovery of Comet Shoemaker-Levy … Designed for astrophotography and visual astronomy with its two-speed 2-inch rack and pinion focuser for imaging and exploring deep sky celestial treasures. They provide wide field views due to their short focal length and are very efficient with light gathering because of their fast focal ratios. We'll get back to you as soon as possible, usually within 1 business day. From our National Geographic series, the Explorer 114CF Telescope is a perfect portal into the realm of deep sky observation. At our site, returns are easy! Explore Scientific 8” f/3.9 Carbon Fiber Newtonian OTA - Astrograph Edition. Very fast f/4 focal ratio 10" Newtonian reflector optics Carbon fiber truss tube design 2" dual-speed linear bearing Crayford focuser with 2" and 1.25" compression ring accessory adapters Three built-in cooling fans for faster primary mirror cooldown 8 x 50mm finderscope in a quick-release bracket A finderscope base is attached to the OTA, but the bracket and finder are sold separately. Newtonian telescopes are usually less expensive than comparable quality/size telescopes of other types. Leave us your email, and we’ll let you know when this item is back in stock. Whether your project is big or small, we are bound to have a product that suits your needs. Rick happens to live less than one hour's drive from Dream's shop so he was able to visit and pick up his products personally. Explore Scientific 8” f/3.9 Carbon Fiber Newtonian OTA. Explore Scientific has developed the 208mm Newtonian with a highspeed f/ratio of f/3.9, much faster than most similar imaging Newtonians currently on the market. Explore Scientific Carbon-Fiber PN-210/800 Newtonian reflector review. Our team of telescope experts is here to help! In accordance with Directive 2013/11 / EU, and Regulation no. Drop us an email at info@telescopesplus.com. I paid $1400 for it new. The Explore Scientific Carbon Fiber Newtonian allows this larger primary mirror, with faster aperture ratio compared to the usual 8" f/4 for deeper shots with the same exposure time. The OTA is made of Carbon Fiber, for good looks, a lighter weight compared to aluminum, and virtually non-existent focus drift during longer exposures. It can be used with 35mm cameras, DSLRs, web-cams, DSI-type cameras, and large format CCD cameras alike. Carbon fibers have several advantages including high stiffness, high tensile strength, low weight, high chemical resistance, high temperature tolerance and low thermal expansion. Explore Scientific has developed the 208mm Newtonian with a highspeed f/ratio of f/3.9, much faster than most similar imaging Newtonians currently on the market. Telescopes Bresser Messier N150 review. Carbon fibers or carbon fibres (alternatively CF, graphite fiber or graphite fibre) are fibers about 5 to 10 micrometers (0.00020–0.00039 in) in diameter and composed mostly of carbon atoms. ♦ All bores for primary, secondary spider vanes and front ring already drilled. Bintel GSO BT252 f/4 Carbon Truss Newtonian This Deep Sky imaging scope utilises Carbon fiber to eliminate weight, whilst the Serrurier truss design ensures there is no flexure in the scope and all the time looking very sexy. Simply ensure that the item is returned in its original product packaging within 30 days of delivery. 524/2013 on Alternative and Online Dispute Resolution (ADR / ODR), online retailers are obliged to place an », TS-Optics 8" f/5 ONTC Carbon Tube Newtonian telescope - fully customizable, ♦ ONTC Newtonian Telescope WITHOUT focuser, WITHOUT base (see options), TS-Optics SWA 100° Ultra-Series 5 mm 1.25" Xtreme Wide Angle Eyepiece, TS-Optics SWA 100° Ultra-Series 10 mm 1.25" Xtreme Wide Angle Eyepiece, TS-Optics SWA 100° Ultra-Series 15 mm 2" Xtreme Wide Angle Eyepiece, TS-Optics SWA 100° Ultra-Series 21 mm 2" Xtreme Wide Angle Eyepiece, Starlight FTF2008BCR Feather Touch 2" Dual Speed Focuser, TS-Optics flexible Dew Shield for telescopes with a tube diameter from 230 to 270 mm, Baader 2459281 - Astro Solar Safety Film - visual ND 5.0 - 200 mm x 290 mm, TS-Optics Newtonian Laser Collimator - 1.25" - precise collimation of Newtonians, TS-Optics Losmandy style dovetail barl - 330 mm long - flat surface, TS-Optics CNC Aluminium Tube Rings for telescopes with 240 mm diameter, TS-Optics 8x50 Finder - straight view, black colour and with adjustable bracket, TS-Optics 8x50 Finder - with Bracket - black colour - 90° angled, TS-Optics safe Solar Finder for the finder shoe of your telescope, Baader 2" Newtonian Coma Corrector MPCC Mark III - from f/3.5 to f/7, TeleVue VIP-2010 - Paracorr Coma Corrector - for f/6 to f/3 Newtonian Telescopes, TS-Optics NEWTON Coma Corrector 1.0x GPU Superflat - 4-element - 2" connection, TS-Optics Off-Axis Guider TSOAG9 - Length only 9 mm, TS-Optics NEWTON Coma Corrector 0.85x Reducer - big Sensors - 3" connection, TS-Optics NEWTON Coma Corrector 1.15x for big sensors - 3" Connection, TS-Optics NEWTON Coma Corrector 1.0x Riccardi Design - 3" Connection, TS-Optics Bahtinov Mask for Astrophotography - D= 215 - 260 mm, TS-Optics NEWTON Coma Corrector 0.73x Reducer - 2" Connection, TS-Optics Carbon Double-Spider for 225-240mm inside tube diameter, TS-Optics stainless steel end ring for carbon tubes with D= 240 mm, TS-Optics Primary Mirror Fan for Newton telescopes. Your first purchase on TelescopesPlus.com, Explore Scientific 8" f/3.9 Carbon Fiber Newtonian Reflector - N208CF, https://www.telescopesplus.com/products/explore-scientific-8-f-3-9-newtonian-reflector-carbon-fiber-ota-n208cf, //cdn.shopify.com/s/files/1/0749/4383/products/exs-n208cf-1_large.jpg?v=1571275943, //cdn.shopify.com/s/files/1/0749/4383/products/exs-n208cf-1_medium.jpg?v=1571275943, Explore Scientific's 8" f/3.9 Newtonian is a fast-speed telescope designed with excellent astro-imaging capabilities, Includes 10:1 Precision Dual Speed 2" Focuser, Explore Scientific 8" f/3.8 Newtonian Telescope OTA, Finderscope Base (Finder/Bracket Sold Separately). The Explore Scientific N208CF Newtonian - Astrograph Edition f/3.9 in Carbon Fiber is a lightweight, high-performance astrograph and visual telescope. Rick Yandrick is an astrophotographer putting together a 10" f5 Newtonian Astrograph. Binoculars, Spotting Scopes, Microscopes, Range Finders, Night Vision, Magnifiers, Weather, Domes & more, TS primary mirror - mirror substrate Pyrex, 63 mm diameter minor axis - other sizes on request, Carbon fibre foam sandwich - diameter 240 mm - wall thickness 5 mm, about 1000 mm (depends on the focusing position), 29 mm (at a focus position of 85 mm above the tube) - 21 mm (at a focus position of 115 mm above the tube), 38 mm (at a focus position of 150 mm above the tube, for example for VIP-3010). Ritchey Chretien (RC) Telescope Are Leading Astrophotography Class Telescope. The Newtonian Carbon Fiber scope also stands out with a lighter weight compared to the aluminum Bresser version and a virtually nonexistent focus drift during long exposures. Telescope Optical Design: Newtonian Reflector, Secondary Mirror Central Obstruction: N/A, Telescope Eyepiece(s) Included: No - Sold Separately, Telescope Mount Type: No Mount - OTA Only. The carbon fiber tube make this instrument especially well-suited for astrophotography as I have never had to refocus the scope after a drop in temperature. If you think you can beat it, call us and we will explain to you why TPO is the best deal in astronomy. Explore Scientific MN-152 David H Levy Comet Hunter Carbon Fiber Maksutov-Newtonian Telescope BACK IN STOCK! Have questions about an item or need advice on selecting the right astronomy gear? The Explore Scientific Newtonian 208 mm f/3.9 with Carbon Fiber Tube will surprise you with the sharp details you can observe in many Messier Objects. ♦ Carbon fiber tube suitable for Celestron Newtonian telescope with 150 mm aperture f/5. Avid amateur astronomers themselves, they've tested products in the field and can provide personalized recommendations. RC Are Main Telescope In Most Of Large Observatory And Even Hubble Space Telescope RC Telescope Provides An Exceptionally Flat Field And Coma Free Image - Allowing Pin Point Stars All Across Image. Telescopes Sky-Watcher Star Discovery 150P Go-To reflector. Get 2 years for the price of 1 when you subscribe to BBC Sky at Night Magazine today! This fast f/3.9 8” Newtonian from Explore Scientific is great for astrophotography! Offering a 114mm aperture and a 500mm focal length, the telescope comes with two Plossl eyepieces that produce images with excellent definition and contrast. A fast 8-inch scope that has the potential to deliver great astrophotos Our rating . Newtonian Telescopes, invented by Sir Isaac Newton, are often less expensive than other Astronomy Optics Designs that have the same size aperture. Try our magazine today! Explore Scientific has developed the 208mm Newtonian with a highspeed f/ratio of f/3.9, much faster than most similar imaging Newtonians currently on the market. And we offer cutting and sanding services for most tubes. ♦ Choose a suitable focuser and the base from our options list (see below)♦ Aperture 203 mm (8") / focal length 1000 mm / aperture ratio 1:5♦ Custom-built carbon tube with high stiffness and low weight - wall thickness 5 mm♦ Optimized secondary mirror size for maximum illumination together with as little obstruction as possible♦ Excellent thermal properties - almost no re-focusing necessary♦ Optics selected by Teleskop Service - every ONTC Newtonian is checked on our optical bench before shipping♦ Best support of primary and secondary mirror through cells made in Germany - manufactured to our specifications♦ Optimally upgradable and future proof - the ONTC Newtonian can be adapted to your needs anytime. Explore Scientific PN-210 210mm/800mm f/3.8 Carbon Fiber Imaging Newtonian Optical Tube. Read the 4-Star BBC Sky at Night Magazine review here. Fast, high end Photographic Newtonian with carbon fibre tube; Focal Ratio: f/3.8 with 2.5" Hexafoc; Aperture: 210mm; Focal Length: 800mm f/3.8 Telescopes Vixen R200SS Newtonian reflector plus Corrector PH review. Introducing the next generation in astro-imaging OTAs: the Explore Scientific 8" f/3.9 Newtonian! Copyright 2007 - 2015 All Rights Reserved. The light weight standard equipment mounting rings of the Astro-Tech Imaging Newtonian allow you to use it on a wide variety of dovetail plates and German equatorial mounts - from the most basic to the most elaborate high payload go-to system. We stand behind all the products we sell, and your satisfaction is our top priority. Introducing the next generation in astro-imaging OTAs: the Explore Scientific 8" f/3.9 Newtonian! FREE SHIPPING TO UK MAINLAND! If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery. Carbon fiber composites are so strong that the new $200,000,000 Boeing 787 Dreamliner passenger jet will use a wing and fuselage made almost entirely out of carbon fiber. ♦ Carbon fiber tube suitable for Skywatcher Explorer-150P Newtonian telescope. Buy Explore Scientific 208mm f/3.9 Carbon Fiber Reflector Astrograph Telescope (OTA Only) featuring Optimized for Astrophotography, 8" (208mm) Newtonian Reflector, 812mm Focal Length, f/3.9 Focal Ratio, 97% Reflectivity EMD Coatings, 2" Rack-and-Pinion Focuser, Reducer Adapter with T-Mount Threads, Vixen-Style Dovetail Rail, Cradle Ring Assembly with DSLR … National Geographic NT114CF 114mm Silver Carbon Fiber Reflector Telescope - 80-20114 From our National Geographic series, the Explorer NT114CF Newtonian Telescope is a perfect portal into the realm of deep sky observation. TPO is always expanding its product line but for now we offer a great selection of Ritchey-Chretien models as well as Newtonian models. Size: 114 MM | Style: Carbon Fiber | Color: Black. Carbon fiber and fiberglass are a solid combination that makes a high-performance tube that looks great. The Explore Scientific David H. Levy Comet Hunter is a 152mm, f/4.8 Maksutov-Newtonian. Size:102mm - Carbon Fiber Explore Scientific ED102 Carbon Fiber f/7 Air Spaced Triplet with Hoya FCD100 optics and Integrated Dew Shield; 714mm focal length; 2.5" HEXagonal Rack and Pinion 10:1 two-speed Focuser; Cradle Ring with Handle and Vixen Style Dovetail Plate; Explore Finder Scope Base installed on scope; 99% Reflective 2" Diagonal.
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