0 out of 5 stars 88 ratings. Affordable, easy to use, and best of all, all Celestron EclipSmart products conform to the ISO 12312-2:2015 (E) international safety standard. 25 mm multi-coated eyepiece - 20 mm eye relief. The 4" OTA, alt-azimuth mount, and tripod are accompanied by two 1. AZ-1537. This telescope comes with a pre-assembled, adjustable stainless-steel tripod, quick release fork arm, NexStar+ computerized hand control, 102mm Maksutov-Cassegrain optical tube, and lots of bonus accessories. Being a standard Fraunhofer doublet achromatic refractor with crown and flint glass. Telescopes for Adults, 80mm AZ Space Astronomical Refractor Telescope Kids, Adults Astronomy, German Technology Scope. Please contact them for any warranty service. The white tube. 2 Comments. HIGH-QUALITY 102MM OPTICS: The heart of the system is a fully-coated 102mm primary mirror. 8 Refractor Guidescope (OTA Only) B&H # SKS11180 MFR # S11180. These are safe full aperture (sometimes referred as clear aperture. The Package you receive is 22155 - - which is the same Omni XLT 102 AZ telescope scope & tripod BUT a different package. First off, this review is for the Omni XLT 102mm scope NOT the Omni XLT AZ 102mm scope. It is perfect for the Moon and planets, as well as large star c. Refractor offers a large 102mm aperture and wide fields of view for both astronomical and terrestrial viewing New Omni manual slow-motion altazimuth mount uses worm gears for smooth. Tried This Telescope in a Museum and Had To Get It!. I started astronomy about a year ago with binoculars and started astrophotography with binoculars and smartphone about few months ago. New Telescope: Which Accessories Are a Must? - posted in Celestron Computerized Telescopes: Hello from Indiana. I might end up with the 102 AZ myself. Other Accessories: SkyPortal app. Overly enthusiastic reviews from beginners, and especially the Powerseeker 127eq owners later post about issues on the astronomy forums a lot. It appears as though Celestron offers 2 102 achros on altaz mounts. 102, 114 and 80 mm scopes. I mean. Rings of Saturn are distinguishable from the planet, and Titan is visible with a good. +. The one you show - f9. 25" star diagonal. JPG I'm pretty sure all the Celestron 102mm refractors use the same 100 mm OD tube, but I would check your Omni 102 AZ just in case. 15 5/8” (397mm) to 15 7/8” (403mm) Meade 14" Schmidt-Cassegrain’s: 14” LX200 Series , RCX 400 14”. . 25″ eyepieces, 20mm and 10mm. The 102AZ provides bright, clear images of the Moon, planets, star clusters, and more for great nighttime viewing. Great optics meets elegant design in the Omni series. Celestron PowerSeeker 70 70mm AZ Refractor Telescope and EclipSmart Solar Filter Kit. tedious. Posted 26 October 2016 - 06:53 AM. 100% agree - Easy to use. Dimensions & Weight: 1m optical tube & 14. Total weight - 43 pounds. 5 Reflector Telescope with Smartphone Adapter at the best online prices at eBay! Free shipping for many products!. The only major downside is the price. I have the Omni one-arm version and it's ok for low power, fair for moderate power and . Celestron Omni 102AZ Telescope -- Costco - $160 instore only (YMMV) $160. 99 Found at: Costco in Redwood City, CA (2300 Middlefield Rd. The Meade had more false color than the Celestron and to me the. 5 Alt-Az Refractor Telescope. 47 achromatic refractor with a focal length of 660mm. The Astro Fi 102 is a computerized alt-azimuth Maksutov-Cassegrain telescope perfect for terrestrial and celestial viewing on the go. Popular. Mars through Celestron Omni AZ 102 Telescope is the Full Moon from Earth through Celestron Omni AZ 102 Telescope makes it difficult to look at objects at the zenith, so Celestron has supplied a 90º image diagonal with the Inspire 100AZ so that users can stand over the 1. The Celestron Omni has a 102mm (4 inch) objective lens, making it bigger and badder than my Tasco. The StarSense Explorer telescopes all include two 1. Here's our review. You Pay: $429. High quality 102mm (4") refractor telescope with multi-coated glass optics. 99 - $40 (mfr's instant rebate expires 12/24/19) = $159. Maximum Magnification. Here are the specs: Celestron Omni AZ 102 Telescope Product Info Costco Item#: 1349499 Costco Price: $199. The longer optical tube lowers chromatic aberration. Celestron – Telescope Moon Filter – Eyepiece Accessory – Reduces Moon Glare and Enhances Lunar Crater Details – Great for Full Moon Observing – Works with Any Telescope that Accepts 1. If you buy the scope in a kit with the AZ3 mount it comes without a dovetail, and the tube rings bolt straight onto the mount. OMNI XLT 102 TELESCOPE - posted in Equipment (No astrophotography): Hello everyone Looking for any helpful reviews on the OMNI XLT 102 TELESCOPE by Celestron. Omni AZ Mount. Sky-Watcher Skymax 127 SynScan AZ GoTo. Buy Celestron Omni XLT 102 102mm f/9. Find helpful customer reviews and review ratings for Celestron 22152 Omni XLT AZ 130mm Newtonian (Blue) at Amazon. com. (102) Learn More. The telescope’s wide field of view allows you to appreciate extended objects such as the Pleiades Star Cluster, Andromeda Galaxy, or simply panning the Milky Way. Below are the scopes Im considering as well as their prices: 1) Omni XLT AZ 114 - $300 2) Omni XLT. →. The Celestron Omni XLT 120 refractor. 70mm refractor telescope with fully coated glass optics and a lightweight frame. I wanted a light, GOTO refractor scope of at least 4 inches aperture for casual use and possible activities at “star parties” where it could be set up easily after transportation on the back seat of the car. The critical factor is not the telescope, it's the individual. It’s also arguably the. Any altaz mount similar to the Orion AZ-3 would be more than adequate for the SW102. Celestron’s AstroMaster 102AZ Refracting telescope is extremely easy to set up and comes ready to perform straight out of the box. You'll be getting very narrow views that any of the 2" focuser scopes above could surpass, just on field of view, to say nothing of their better resolving power on all objects. Quite surprisingly, both also have the same aperture of 102mm. . Key Features. Light weight, but well built. tedious. 22155 comes with 2 celestron eyepieces (10 & 20) & a standard celestron smartphone holder. 99. 25″ eyepieces, 20mm and 10mm. While the Celestron AstroMaster 130mm isn’t without its flaws, it’s still a capable scope that’s sure to delight beginners and experienced stargazers alike. FREE SHIPPING X-Cel LX 2x Barlow Lens - 1. See other items. It comes with two entry level eyepieces; a 25mm that provides 26x and a 10mm that provides 65x. Read honest and unbiased product reviews from our users. For this review I tested the DX 102AZ, a 102mm f/6. 05 Nov 2023. 97kg for tripod and tube) Included eyepieces: 1. 5 Refractor Optical Tube, Single Fork-Arm Manual Alt-Azimuth Mount, Dual Axis Slow-Motion Control Arms, Includes 26x & 66x 1. The Celestron Mak is excellent giving sharp and detailed images. Celestron currently sells two 102mm refractors that are go-to or push to. So when you add the $100 eyepiece, the $100 dollar 2” diagonal and a $200 dollar, 2 speed focuser with the AR 102, the telescope ended up being free! Over all the fit and finish is outstanding. Optical Coatings: Fully XLT coated glass optics. 25" (102) Learn More. 102mm is good enough for a lot of bright to moderately bright objects. 95. Dad's channel . This video is an in depth review of the Celestron Omni AZ 102mm Refractor. 8 on a CG4 should do very well for an achro. Optical Design: Refractor. 25". Qty . Amateur astronomy requires patience, persistence, curiosity, you can't buy that. Holidays. Amazon. Best to have a secured deck. This is because it has solid optics that are well suited for a variety of different stargazing types. Size. Page 2 of 5 - Orion StarBlast 102mm AZ vs Celestron 22150 Omni XLT AZ 102 - posted in Beginners Forum (No Astrophotography): To me you want to start out with something that gives lower power, wide field views so that it will be easier to find what you are looking for or just plain sweeping the field to take as much in as possible, those awe. 14-inch Dovetail Bar Diagram. Celestron - STARSENSE EXPLORER™ LT 114AZ SMARTPHONE APP-ENABLED NEWTONIAN REFLECTOR TELESCOPE - Silver/Black Celestron - STARSENSE EXPLORER™ LT 114AZ SMARTPHONE APP-ENABLED NEWTONIAN REFLECTOR TELESCOPE - Silver/Black. Celestron Omni AZ 102 102mm/f6. What does versatile mean? It means,. Three safety screws securely hold the filter in place for a safe, snug fit. 8-inch/20 mm (offering 33x magnification) and 0. Omni manual slow-motion alt-azimuth mount uses worm gears for smooth, easy tracking of celestial or terrestrial targets and slip clutches for quick and easy pointing. +. Celestron Omni AZ 102 Telescope Review. The Nexstar SLT 102, is a real keeper, don’t hesitate to buy one even if you can’t get a deal on yours like I did on mine. A new Celestron Omni XLT AZ 102mm Refractor arrived this afternoon from Amazon. Being a fast achromatic refractor with an inexpensive lens, good high-power performance isn’t expected to begin with. No question that the Celestron 102 AZ will show you more than the ST80. Edited by AppeeG, 07 April 2021 - 07:53 AM. The focal length is slightly different, with Orion StarSeeker having a focal length of 1300 mm and the Celestron NexStar having 1325 mm. 07 kg. Both Astromaster 130 EQ and AZ features the same size, type, and quality of aperture. The 102mm refractor provides enough light- gathering ability perfect for terrestrial and celestial viewing on the go. Celestron PowerSeeker 127EQ; North Star Equatorial Platform; iOptron HAZ-46 Alt Azi Mount Review; Brandon Vernonscope 94mmF7 APO first impressions. Includes 25mm and 10mm eyepieces, 2x Barlow Lens, StarSense smartphone dock, a red dot finderscope (in case you want to. Our Celestron Telescopes Reviews are a brilliant way to get an unbiased point of view on Celestron Telescopes. Early Appraisal Part 1/2. The Dob is certainly far more capable at high powers, far more solid. 25-inch eyepiece holder rather than kneel under it. The Celestron AstroMaster 130EQ is a 130mm f/5 Newtonian. com. Page 1 of 2 - Celestron Omni 2x Barlow - waste of $? - posted in Eyepieces: We just got our first telescope - an XT8i that comes with what sounds like the standard 10mm and 25mm eyepieces. You get a white, aluminum tripod in the box. 8mm Eyepiece 2. 25" Stainless Steel Tripod with Tray, Quick and Easy No-Tool Setup. Dalam video Unboxing dan Review ini, Kami melakukan unboxing dan meninjau teleskop Celestron StarSense Explorer LT 80AZ, yang merupakan salah satu teleskop C. Shop Celestron Starsense Explorer DX 102AZ App Enabled Refractor Telescope with Bonus Power Tank Glow 5000 Portable Power Bank at Target. 5) - posted in Beginners Forum (No Astrophotography): Hi everyone. CELESTRON • Omni XLT AZ 102mm f/6. 5 Refractor Telescope • 22150 ALL-NEW OMNI AZ MOUNT For years, Celestron’s Omni equatorial mount has set the industry standard for elegant design. Like the Celestron 150HD, the Konuscopes, Hoons and the Orion Skywatcher 120, this scope comes from the Synta Technology factory in China. 5 Refractor Optical Tube, Single Fork-Arm Manual Alt-Azimuth Mount, Dual Axis Slow-Motion Control Arms, Includes 26x &. 22155 comes with 2 celestron eyepieces (10 & 20) & a standard celestron smartphone holder. Celestron Telescope N 130/650 AZ GoTo Astro Fi 130. 3. First off, this review is for the Omni XLT 102mm scope NOT the Omni XLT AZ 102mm scope. As is typical at this price range, the scope is a Fraunhofer achromatic doublet using 2 lens elements: A crown glass lens at the front, and a flint glass lens element behind it, separated by small foil spacers. The quality optical components are fully coated, and the 90° erect image diagonal keeps the sky right-side-up matching what you see. I had both the Meade 102 AZ and the Celestron XLT 102 AZ at the same time to compare. It also will provide you out of the box ability to use 2" eyepieces. Type: Achromatic Refractor. Celestron’s award-winning Nature DX binocular gets a major upgrade with the addition of ED objective lenses. 25-inch eyepiece holder rather than kneel under it. 5”) Newtonian reflector with highly reflective coatings and enough light gathering ability to view all the best celestial objects. The 102AZ provides bright, clear images of the Moon, planets, star clusters, and. Pros. Amazon. GEQ mount, 660mm vs 1000mm. 8 Refractor EQ Telescope. Another suitable model could be the Vixen 80Mf bundle with the altazimuthal Porta mount If want a more compact tube, either a 5" f/5 Newtonian reflector or a small catadioptric (depending on the budget may opt for the 3. No question that the Celestron 102 AZ will show you more than the ST80. With a selection of eyepieces and all the accessories you’ll. Item #: 22157-DS. Dovetail Compatibility: CG-5 saddle plate. $139. Celestron warrants your telescope to be free from defects in materials and workmanship for two years. Tripod isn’t too sturdy but accessory tray improves use. The 22150 (as advertised) has one Plossl eyepiece. I dont mine the time spent with my 13. Meade Telescope Eyepieces and Lenses. Multi-coated optics. Item #: 22150. The Optical Tube. Observed only a house & trees with a 20mm Kellner supplied. Scope is secured to mount by one bolt. Celestron NexStar 102 SLT Refractor Telescopes 22096 (3) Currently Unavailable. The 102 mm refractor provides enough light-gathering ability to view all the best celestial objects in the solar. Panning handle Alt-Az control with clutch for smooth and accurate pointing. Telescopes such as the Celestron Astro Fi 102 or Sky-Watcher Skyliner 200P are best suited for beginners. The 10mm eyepiece is actually a “reverse Kellner” or RKE optically, and provides sharp images, which is impressive for a bottom-tier eyepiece with an entirely plastic housing that you can frequently find on. Eyepieces Included: 20 mm, 10 mm. Refractor offers a large 102mm aperture and wide fields of view for both astronomical and terrestrial viewing. 07 kg in total, it's not a heavy telescope by any means, but the 26-inch/660mm long optical tube and the large tripod does. I would also like to add a larger eyepiece maybe a 40mm and a higher magnification eyepiece. With StarSense Explorer DX, they took the risk again, and it seems to have paid off. Powerful refractor telescope. 88 total ratings, 55 with reviews From the United States dw Good for close-ups of the moon Reviewed in the United States on August 17, 2018 Style: Omni XLT AZ. This telescope offers solid optics, a well-built mount, and the fit and finish of this scope are among the best in this price range. 7 4. 25”) / 26x. Key Features. Page 4 of 5 - Celestron 102mm AZ review - posted in Refractors : It appears as though Celestron offers 2 102 achros on altaz mounts. Celestron AstroMaster 130EQ with Eyepiece Kit & Smartphone Adapter Telescope. Login To My. reset Show. 5 XLT scopes. The StarSense app also lists 5-inch and 6-inch Schmidt. when using smaller focal length eyepieces. 25" Eyepieces, 90° Erect-Image Diagonal, Built-in Red Dot Finder, 1. If @bobro assumption is correct ie SW 102/1000 on an EQ3 - vs Celestron 130EQ then , in my book the SW 102 wins. For this review I tested the DX 102AZ, a 102mm f/6. The Celestron NexStar 102SLT is a medium sized Go-To refractor telescope system designed finding targets and tracking them as they move across the sky. The series also includes an 80mm f/11 refractor and a 114mm f/9 reflector, both for $180 on the lighter LT mount. Rating: 4/5. Celestron has always been the company that takes the risk of innovation in astro-tech. B. I mainly talk about its limitations here (you can't hit maximum magnification on bright objects with it (Jupiter and Saturn), but this achromatic doublet is. Focal ratio : f/9. StarBright XLT coatings provide maximized light transmission. There's a lot to be said for an alt-az refractor, but an 80mm long tube refractor with a 1. Wasnt sure if in this one or in Refractors. Videos for related products. Do you have any experience with this product?Celestron StarSense Explorer Review & Comparison. Real Reviews w Delfina . 95 . Omni AZ 102 Telescope with Smartphone Adapter. Slow motion rod control for smooth and accurate pointing. 35. Celestron Inspire AZ Series is $169. UNLEASH THE POWER OF YOUR SMARTPHONE: Let your iPhone or Android phone take you on a guided tour of the night sky—no telescope experience required. A quick review of the iStar Phantom FCL 140-6. 50° FOV. Read Full Review. Brand: Celestron: Part Number: 22150: Availability: Share: Product Info;. . 11-inch Dovetail Bar Diagram. An EQ mount makes it much. I mainly use it as my road telescope and I. Tagged: Beginner refractor telescope, Beginner telescope, Celestron refractor, Celestron StarSense app, Celestron StarSense Explorer AZ 102 review, Celestron StarSense Explorer AZ 102 test report. SkyWatcher 102mm - posted in Refractors : Has anyone purchased one of these? Its 102mm x 600mm focal length on a altazimuth mount. 1:2012 standards as well. View Black Friday Deal at Amazon . at. ) Picked up a Celestron Omni AZ 102. High quality 102mm (4") refractor telescope with multi. First off, this review is for the Omni XLT 102mm scope NOT the Omni XLT AZ 102mm scope. com : Celestron – Omni XLT 102 Refractor Telescope. The Celestron StarSense Explorer DX 102AZ Smart Refractor Telescope is a 102mm refractor telescope with a classic altazimuth mount that is equipped with their newest StarSense technology package. It uses a combination of lenses and mirrors for optics. 7 AZ Refractor Telescope Kit, Black, 70 with Backpack. I will take it to Florida in three weeks because of my other scopes size and weight. 5 XLT scopes. #Telescope #Celestron #OmniAZ102 #AstrophotographyI just purchased Celestron OMNI AZ 102 Refractor telescope. This video is an in depth review of the Celestron Omni AZ 102mm Refractor. com Latest. I recently saw the Celestron Omni AZ 102 telescope on sale at Costco for under $200. 25" Eyepieces. Aperture: 4" (102mm), Eyepiece. Although the accessories are not high-quality, Meade Infinity 102 has quite good fundamentals, especially the optics. The 1. It also comes with a Celestron StarPointer red dot finder. The other telescope offered on the same DX mount is a $400 130mm f/5 Newtonian reflector. 3. Quality optical components are fully coated using Celestron’s proprietary XLT coatings—the same ones found on our observatory-grade telescopes. The NexStar 102SLT would be a decent scope were it not for its wobbly mount - as such, our recommendation is to buy something else. Click to play video. REASONS TO BUY: +Very good quality optics. I think an alt-az mount will be sufficient for me. Telescope came with an aluminium tripod, which feels a bit shaky, esp. Page 4 of 5 - Celestron 102mm AZ review - posted in Refractors : It appears as though Celestron offers 2 102 achros on altaz mounts. The Inspire 90 I mostly just bought for the accessories (I wanted the starfinder pro for my dob). The mount can accommodate the 5 inch SCT but not any larger diameter SCT or MCT scope. Celestron's AstroMaster 102AZ Refracting telescope comes ready to perform straight out of the box. ''. IHS Markit ShowStoppers CES 2020 Innovation Award. I will be doing mostly viewing and maybe a little cell phone photography. Tested by. Here is my review of the Celestron PowerSeeker 70AZ, my first scope. The topic is Celestron 102mm AZ review. . Manual altazimuth mount with altitude slow motion adjustment. Alt-Az mount upgrade for Celestron Omni 102 - ES Twilight Nano? - posted in Beginners Forum (No Astrophotography): Hello all, newbie here who purchased an Omni AZ 102 recently. $162. Point the telescope at three bright objects in the sky, and SkyAlign will then align your NexStar 102GT. The AstroMaster 102AZ is a grab-and-go, and there is no maintenance required at all, and it is able to provide fantastic images. Celestron AstroMaster 114EQ Review. B&H # CEOXLT102K MFR # 21088. Optical Tube Length: 812 Millimeter. com. 0 % 3. 6K subscribers Subscribe 282 26K views 2 years ago #telescope Celestron Omni AZ 102 Telescope Review -. ) Celestron StarSense Explorer DX 102AZ Refractor Telescope. Pair the telescope with the 9mm eyepiece to observe the moon and planets and the 25mm eyepiece to enjoy a wide-field view of stars and galaxies. 5 Alt-Az Refractor Telescope featuring 102mm Aperture Refractor OTA, 660mm Focal Length, f/6. 5 focal ratio, and a resulting focal length of 660mm. With the largest aperture of all Meade’s Infinity scopes, the 102mm provides sharp and detailed views of the night sky at a price that will delight any beginner. Full Name: Celestron Omni XLT 102. Celestron Omni XLT AZ Telescope Series Product Overview ; Designed for both astronomical and terrestrial use, Celestron's Omni XLT AZ 102mm f/6. Upgrade path for the Celestron omni AZ 102 Picked up this well reviewed telescope from a Costco last month and have been having fun in my back yard just scanning the sky. Omni XLT AZ 102 Telescope. Ive just started exploring the night sky, and i wanted opinions and. Just follow the arrows to. It is bundled with everything astronomers need to get started, including an Alt-az. +. 5 Refractor. The AZ is the inferior version of this. At this aperture and focal ratio, there is a fair amount of chromatic aberration, but sharp views of the Moon and planets are still possible. 2. A new Celestron Omni XLT AZ 102mm Refractor arrived this afternoon from Amazon. StarBright XLT coatings provide maximized light transmission. Sky-Watcher Evostar ED APO 72mm f/5. Computerised Alt-Az Mount. The 102mm refractor provides enough light- gathering ability perfect for terrestrial and celestial viewing on the go. I need recommendation as to which. Click to play video. This solar filter is custom designed for the Celestron AstroMaster 114EQ and Celestron 114AZ-SR telescopes. 5 Truss tube Dobsonian; Celestron PowerSeeker 70AZ Telescope ($10 Scope). Add to cart. I have the 102 AZ f6. A fast achromatic 4 inch refractor for less then €300, including an alt-az mount. I own a AstroMaster 102AZ that has virtually similar optical tube to Celestron Omni AZ 102 but it looks like Omni has a better mount. I did an extensive side by side with my ES AR102. Find many great new & used options and get the best deals for Celestron Omni XLT 102 Telescope at the best online prices at eBay! Free shipping for many products!. Read Full Review. Celestron's heavy-duty CG-4 mount includes a dedicated. Item #: 22152. At $225 under these days of higher prices that is a good value for a 4" scope and basic mount shipped. The Celestron Omni 2X Barlow lens offers quality optics, sturdy manufacturing, and a reasonable price. Read our full Celestron Astro Fi 102 review; Swipe to scroll horizontally. Celestron 2 Year Limited Warranty. 8 which retails for almost $550. (102) $99. Type: Achromatic Refractor. Visual focusing was pretty rough as well. Here are some of our favorites. Before I stop with this review, I’ll mention a few techie details. Focal length: 1000mm. Quantity. My Startravel. 25”) Finderscope: StarPointer Pro red LED with dual circle reticle. 21036-WM Instruction Manual Addendum. Eyepieces compatible with the Celestron AstroMaster 102AZ 102mm f/6. Buy Celestron NexStar 4SE 102mm f/13 Maksutov-Cassegrain GoTo Telescope featuring 102mm Maksutov-Cassegrain Telescope, 1325mm Focal Length, f/13 Focal Ratio, StarBright XLT Optical Coating System, NexStar+ Computer Hand Controller, 40,000+ Object Database with Sky Tours, SkyAlign Alignment Technology, Multiple Slew and. The Celestron Omni XLT 120 refractor provides 294x the light-gathering power, or 38. 25 mm multi-coated eyepiece - 20 mm eye relief, 50° FOV. Focal Ration: f/6. Celestron Astro Fi 102 telescope: Design The telescope comes with a 25 mm eyepiece and a 10mm eyepiece providing 53x and 132. Compare Celestron DX 102AZ vs Celestron PowerSeeker 127 EQ vs Celestron 114LCM vs Celestron StarSense Explorer. 22155 comes with 2 celestron eyepieces (10 & 20) & a standard celestron smartphone holder. So here you go, some reviews from people with a new Omni 120 with a CG-4 mount and a few happy photos of new happy astronomers proud to show off their new gear. 8 refractor optical tube Omni az 102 telescopeТелескоп celestron omni xlt 102 az купить за с бесплатной доставкой по. It still tracks in the alt/az mode with this setup. Celestron Omni XLT 102 Refractor Features: High quality optics start with each lens and (or) mirror being hand selected, so only the finest grade of optical glass is used. My question deals with the variance between Celestron's standard coating on the Omni AZ 102. Celestron’s NexStar 102SLT Review – Not Recommended. Omni XLT AZ 130 Telescope. It is the same one now being used on the Omni XLT f/9. I have the Omni one-arm version and its ok for low power, fair for moderate power and . . 6. Using STARSENSE there is no need to level the tripod. High- Quality 102MM Optics, The heart of the system is a fully-coated 102mm achromatic lens. I have the Omni one-arm version and its ok for low power, fair for moderate power and . 5 Refractor Telescope with Smartphone Adapter. Open Monday through Friday 9-6pm PST and Saturday 10-4pm PST.