Product Description
Top Rated: The SVX102T-R is the carbon Fiber tube version of our premier high-performance lightweight 4” f-7. (714mm focal length) air-spaced apo triplet refractor. This telescope has recently been reviewed by Tony Hallas in Astronomy Magazine and was also reviewed in Sky and Telescope magazine by Dennis DiCicco. Two outstanding reviews, both by recognized experts in their field. The 90mm and the 102mm telescopes are our most popular since they are relatively light and portable. The 90mm is airline carry-on size and the 102 can be made airline carry-on size by unthreading the focuser.
The telescope comes standard with a Stellarvue F-SV3B 3" dual-speed, fully-rotating focuser with 2" and 1.25" adapters. This size focuser minimizes vignetting. Our 3" Stellarvue focuser is popular, 90% of the orders we receive for this telescope specify this focuser as it is smooth and stable. It makes a great imaging focuser and works well with either the Optec, Prima-Luce or ZWO EAF focus motors. This telescope may also be upgraded to a 3" Feather Touch or MoonLite NiteCrawler focuser by selecting the options above.
Available now: Stellarvue SVX102T-R Refractors are now available when ordered with the standard Stellarvue 3" focuser. There may be a short waiting period for those ordered with Feather Touch and Moonlite focusers. Call us at (530) 823-7796 or email us at mail@stellarvue.com to see if these are or how soon you will get yours if ordered now.
Optics: Fully Multi-Coated Apochromatic Triplet Objective: This telescope has a 101.5mm f-7 apochromatic triplet objective with an Ohara FPL-53 center element and provides extremely high-contrast and reflector-like color correction. SVX102T-R is rated at .97 Strehl or higher as measured on our Zygo Phase Shifting Interferometer in red light. Visit our SVX Optics Page to learn more about this process.
Click Here for more information on SVX optics.
Specifications:
Focuser: The SVX102T-R comes with a Stellarvue 3” dual speed, rack and pinion focuser for both visual use and imaging. This focuser comes with 2” and 1.25” compression ring adapters for visual use. The focuser draw tube adapter is threaded for the 2" adapter. When converting from visual use to imaging, unthread the 2" adapter from the knurled part at the end of the focuser and thread the field flattener or reducer flattener into its place.
Objective Lens: The 101.5mm clear aperture, 714mm focal length (f-7), air-spaced apochromatic triplet uses an Ohara FPL53 center element. A test report is included with purchase.
Light Gain: 213x (human eye = 1)
Image Circle:
- with 3" Focuser and SFFX-1: 43mm
- with 3" Focuser and .74X Reducer/Flattener: 40mm
Tube Assembly: Lightweight fully baffled carbon fiber tube and dew shield. Painted ultra flat black inside. 105mm diameter main tube. To compare the differences between an aluminum tube and carbon fiber tube, visit our Aluminum vs. Carbon Fiber comparison page.
Dew Shield: 4-3/4” diameter, 8-5/16” long retracting aluminum dew shield with cap. The ring on the end of the dew shield is 4 15/16" in diameter. Compatible with this solar filter.
Dimensions: OTA: 18.25” long in travel mode (focuser unthreaded), or 18.75" if using our large plastic cap to cover the end. 22.5” long with focuser in place and dew shield retracted; 28” with dew shield extended.
Weight: Telescope tube weighs 9.6 lbs. with 2” adapter and 1 1/4" adapter. Rings weigh .8 pounds each.
Rings: Included with the telescope purchase is Stellarvue's cnc machined ring set with five 1/4"-20 threaded holes on top and bottom. Holes are spaced 1.5” and 60mm apart respectively, with one in the center.
Mounting Rails: Your choice between the Losmandy-Style TP009 or the Vixen-Style TP012 mounting rail.
Handle: The Stellarvue #HAN-2 handle is included.
Recommended Accessories:
C102-SKB Case: The telescope can be shipped with or without a case. Our current case is an American-made, SKB 3i-2615-10BE, waterproof, hard case with wheels and travel handle. We combine this outstanding case with a custom-designed, Polyethylene padded interior, which is superior to polyurethane which absorbs moisture like a sponge. This is the American-made foam insert accepts the complete telescope with rings, rail, handle and focus motor attached. Two circular openings in the case will hold the SFFX-1 field flattener and the SFFR.74 reducer/flattener.
FEATURES:
- Waterproof and dust tight design (MIL-STD)
- Molded-in hinge for added
- Trigger Latch®
- Snap-down rubber over-molded cushion grip
- Ambient pressure equalization valve (MIL-STD)
- Resistant to UV, solvents, corrosion, fungus and impact damage (MIL-STD 810H)
SPECIFICATIONS:
- Waterproof hard case wih built-in wheels and handle that extends for rolling.
- Interior Length 26 in.
- Interior Width 15 in.
- Lid Depth 2 in.
- Interior Base Depth 8 in.
- Depth 10 in.
- Product Weight 19 lb.
- Exterior Length 28.6 in.
- Exterior Width 17.55 in.
- Exterior Height 11.65 in.
Finder: Optional. We carry the F001 red dot finder and the F002 multi-reticle finder.
Mounting Plate or rail: Your choice between the Losmandy-Style TP009 or the Vixen-Style TP012.
Star Diagonal: Optional. Please note: You can purchase our 2" quartz dielectric diagonal upgrade for only $199 below. The upgrade diagonal is the same as the D1040Q deluxe dielectric diagonal but does not come with a 1.25" adapter as the telescope already has one.
Photographic Field Flattener: Optional. We recommend our custom-designed SFFX-1. Select the one for the SVX102T. Converts your telescope into a 714mm f-7 astrograph/telephoto.
Photographic Reducer/Flattener: Optional.The SFFR-75-102T. Converts your telescope into a 530mm f-5.2 astrograph/telephoto.
MOTORIZED FOCUSER OPTION
WARRANTY
LIGHT GATHERING AND MAGNIFICATION POWER
Additional Information
Many experts have pointed out that the Stellarvue 102 has exceptional optics; read Dennis DiCicco's review of the SVR102T as it appeared in Sky & Telescope magazine. The Stellarvue SVX102T-R has been designed as our best dual-purpose 4” telescope for both visual and photographic use. Photographic performance with cameras is excellent with the addition of our photographic field flattener. This is the sharpest 4” class telescope we have ever offered as these are meticulously hand figured in our shop in Auburn, California. See the Sky & Telescope magazine review of the SVR102T. Also, see the NEAF video featuring the SVX102T.
Click here for financing information.
Click here for our online operator's manual: SVX102 Manual
Other Details
STELLARVUE LIMITED WARRANTY FOR U.S.A. AND CANADA END PURCHASERS ONLY Stellarvue (SV) warrants that each SV brand telescope and accessory shall be free from defects in materials and workmanship for two years from the date of purchase. SV will repair or replace such product or part thereof, which upon inspection by SV is found defective in materials or workmanship. As a condition to the obligation of SV to repair or replace such product, the product must be returned to SV as specified in this warranty. THIS LIMITED WARRANTY, AND ANY IMPLIED WARRANTIES THAT MAY EXIST UNDER STATE LAW APPLY ONLY TO THE ORIGINAL PURCHASER AND LASTS ONLY AS LONG AS THE PURCHASER OWNS THE PRODUCT. Warranty and repair return requirements: • Proof of purchase acceptable to SV must accompany any return for warranty work. • A return Authorization must be obtained from SV in advance of return. E-mail Stellarvue at mail@stellarvue.com or call (530) 823-7796 to receive the authorization & packing instructions. • The authorization code must be written on the outside of the container. • All returns must be accompanied by a written note stating the model number of the product, authorization code, name, address, e-mail address and daytime telephone number of the owner, and an explanation of the problem. Replaced parts shall become the property of SV. • The customer shall be responsible for all costs of transportation and insurance, both to and from SV. SV Requirements • SV shall use reasonable efforts to repair or replace any product covered by this limited warranty within thirty days of acceptance. If repair will take longer, SV shall notify the customer. • SV may replace any product that has been discontinued with a new product of comparable value and function. Products that have been damaged, dropped, disassembled, abused, misused, mishandled, subjected to temperature or weather extremes, subjected to unusual wear or modified in any way will not be covered by this warranty. In these instances, this warranty shall be null and void. THESE WARRANTIES REPLACE ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING, BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. SV MAKES NO EXPRESS WARRANTIES BEYOND THOSE STATED HERE AND DISCLAIMS ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, IMPLIED WARRANTIES OF MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE. THE SOLE OBLIGATION OF SV UNDER THIS LIMITED WARRANTY SHALL BE TO REPAIR OR REPLACE THE COVERED PRODUCT, IN ACCORDANCE WITH THE TERMS SET FORTH HEREIN. SV DISCLAIMS ANY LOST PROFITS, GENERAL, SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES WHICH MAY RESULT FROM BREACH OF ANY WARRANTY, OR ARISING OUT OF THE USE OR INABILITY TO USE ANY SV PRODUCT FOR ANY PARTICULAR PURPOSE. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS THAT VARY FROM JURISDICTION TO JURISDICTION. WARNING: LOOKING AT THE SUN CAN CAUSE SERIOUS EYE INJURY AND BLINDNESS. NEVER POINT A TELESCOPE AT OR NEAR THE SUN. VIEWING THE SUN WITHOUT A PROPER SOLAR FILTER MAY RESULT IN BLINDNESS, AS WELL AS DAMAGE TO THE INSTRUMENT. NEVER ALLOW CHILDREN TO USE BINOCULARS OR TELESCOPES DURING THE DAYLIGHT HOURS, UNLESS THEY ARE SUPERVISED BY AN ADULT WHO UNDERSTANDS THE DANGER OF POINTING ANY OPTICAL INSTRUMENT IN THE GENERAL DIRECTION OF THE SUN.Product Videos
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Product Reviews
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I love this telescope!
I have only had a couple of clear nights, but I am amazed at the quality of this telescope. The scope arrived safely with very thoughtful packing to protect it. Mechanically it all feels very precise and solid. The focuser (3" Stellarvue) is buttery smooth and very precise. I've had it out for a couple of clear nights of astrophotography and it is optically fantastic. With the reducer in, I get pinpoint stars from corner to corner. No hint of chromatic aberration. This is my first Stellarvue scope and it lives up to all the stories I've heard about them. Now I just need to save up for a bigger one!
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SVX102T-R Raptor the sharpest refractor made?
Every now and then the world sees a new refractor series from multiple companies across the world that advertise on their features as being sharp, contrasty, and made with fancy ED glass (which usually contains fluorite). The market is full of similar looking tubes, sometimes from the same manufacture oversees, but with a different logo. This is not what this refractor is. If ever there was an era of ultra compact “super planetary” refractors, this is it. We all know a 4” class APO triplet design loses on detail and resolution compared to a 6” or 7” refractor. I would not have believed that pushing the theoretical Strehl envelope this far would land this refractor as a heavy hitter. But believe me it does. This is a case where words alone cannot convey or impress upon the optical performance of this refractor. You have to use it to believe it—you have to see for yourself. A portable refracting telescope that takes on the appearance of art, but delivers a view that one can only try to convey. When your friends and family tell you that they see the red spot of Jupiter as looking like rust/vivid red, or the dark dust lanes in Andromeda so clearly, and the six stars of the Trapezium… especially with inexperienced observers—that’s the mark of a marvel of engineering and care taken to design the perfect lens. I still use a 6” APO frequently, but this 4” “travel scope” as I intended it for, I always set up now. The unusually high Strehl number I think might change lucky imaging as well. I’m thinking this is now a goal I will pursue with this refractor. I like Astro-Physics products, and I’ve been watching the growth of Stellarvue for a while. Vic and his team clearly know what they are doing, and I know with every improvement and new goal of optical precision—comes the next advancement and pioneering of literally the next generation of refractor design. No compromise, no cut corner. Stellarvue, Astro-Physics, and Takahashi I think are the best telescope makers for 3”-6” refractors, despite what people may say about optics and the technicality of lens making and aberration orders, very few individuals know how to properly design a lens element and complete lens cell system. Most people reading this probably have scopes from all the telescope makers I just mentioned, or may be new to the world of refractors. Either way, this refractor is not just a keeper for me, but is something that I love to share. It is something that is meant to be shared, and I think it sits at the perfect balance being f/7 at 102mm aperture. Lastly, as with many fast APO triplets field curvature is something that you will have to correct depending on your eyepiece design. Some of my low power eyepieces have no trouble at all, some TeleVue eyepieces struggle a bit. This however applies to low powers only, and I have found that using a visual/photographic field flattener eliminates the field curvature effect. Also, every time I pull this refractor out of the bag, somehow I get some AP traveler vibes. What a terrific instrument. Happy observing/imaging to you all, and I do hope that those who decide to buy this refractor or the bigger 5” version get some spectacular seeing and views as I have.
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102T-R
This is absolutely the finest telescope that I have ever owned. It is flawless!
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Best in class
The Stellarvue SVX102 Raptor is a wonderful instrument. The only think I found better than the Telescope in the service Vic and his team provides. 1st class all the way
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Stellarvue SVX 102 Raptor
Fantastic scope. Beautifully assembled, superb optics. Exactly the high quality I was looking for.
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SVX 102T-R / FT Focusser
Let me first say I'm no expert and would describe myself as a 74 year old advanced beginner amateur astronomer who has spent most of my time in the last 10 years frustrated and struggling with entry level equipment. After researching the equipment market and "Cloudy Nights" for the past year and nearly going down the Chinese rabbit hole I bought the Berlebach Uni 18 tripod, the Losmandy GM8G mount to support the Stellarvue SVX 102T-R. I bought the tripod and mount and used my modified ETX90 to get familiar with the mount while I waited for the SVX 102T-R to be manufactured, about 4 months. 2 nights ago was first light and it was like a door opened to the night sky. Using the TeleVue Delos 14mm eyepiece and the SVX everything I look at was so much more clear and detailed especially Uranus Jupiter and the Moon than I had ever seen before. Mind you Jupiter with this magnification wasn't larger but clearly was more detailed and the black background, well you'd have to see it for yourself! I went on letting the Gemini 2 take me on a tour of the Messier Catalog even though in Las Vegas my house blocks a good part of the eastern sky I have good western exposure. Beyond the obvious beauty of M45 and M31 I was struck by M37, 38 and 39 open clusters and how much there was to see and study. Moving on to Orion at 51x that was truly eye candy however I swapped out my 14mm for my 6mm orthoscopic (40 deg FOV) along with a 2x TeleVue barlow just to see what the Raptor would show me. To my surprise there was still a good amount of light and more detail than I've ever seen even though the sharpness was ever so slightly degraded. All I can say is "Quality, Quality, Quality. Having worked my entire 36 year career for a German company I've worked with quality imaging and mechanics. Stellarvue clearly has that to their credit and represents the value for the price they charge hands down. I very much like that they are not only raising the bar here for American companies but providing some light away from the flood of imported equipment. I'm grateful for the direct support I've had from Isaac and Vic Maris and the whole manufacturing staff at Stellarvue. Keep up the good work!
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Stellarvue
It has been absolute pleasure to purchase a Stellarvue scope which is my first. This will not be the last. This scope is by far the best I have ever had. I just recently used their 4.7mm 100° eyepiece and with 102mm refractor and Jupiter looked nearly as good as with my C14HD with 9mm. I think I’m converted to refractors.
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SVX102T-R Raptor
I love this telescope. Images are so sharp. Built like a work of art. High strehl rating makes a difference. A handle would be nice.
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The Definition of Excellence
This scope may well become my forever scope. The views are flawless, almost 3D at times. Build quality is second to none. It strikes an excellent balance between the SV130 I sold(you’re gonna need a bigger mount) and the SV80 I had (not enough aperture). It’s strength is lunar and planetary, but it’s no slouch for the brighter deep sky objects. I really like the focuser. I’ve owned 3 scopes with FT focuser prior. I agree that the FT has the edge, but the SV focuser exudes quality as well. This scope gets my highest recommendation.