We also experimented with taking hydrogen-alpha images of the Veil Nebula Complex, partly because of moonlight and partly due to the scale of the object. Naturally the light weight makes for a premium portable system and here you have so many options; unguided ona tracker, guided on a mini EQ mount, DSLR, dedicated astro-cam, plus visual too. William Optics Star 71 five-element apo refractor. The screw at the base enables you to lock the focus position and didn’t move even with our DSLR attached, though there was a tiny image shift when initially locking it. In the GuideStar series, the conventional Z61 focuser has been replaced by a rotatable 2" drawtube that you can slide in or out manually over a range of 60mm for coarse focusing. The GoShare app connects businesses and individuals that need help with moving or delivering larg... Digital Dash Display. With an appropriate field flattener/focal reducer, Gran Turismo scopes also serve as excellent photographic instruments with larger APS-C and full-frame cameras. William Optics RedCat 51 Review The Ultimate Portable William Optics is a company known for creating high-performance apochromatic refractors and constantly updating and refining their designs The RedCat 51 Petzval APO is the latest creation from the company that can’t sit still, and it is bound to shake up the industry once more. Figure 5 – A Fluorostar 132mm refractor telescopes in red trim. Designed by William Optics to be the best, portable APO on the market, this is a perfect scope for those looking to shoot expansive deep sky photos as well as increase the portability of their astrophotography setup For the record I used the ASI071 as mentioned and a Canon 600D / T3i which was piggybacked for the night work on the SkyWatcher AZEQ6. A version of the above guide scope is also available without the mounting rail for those who wish to use the scope with guidescope rings. For the eye piece views, my short sighted and often recalcitrant eyes enjoyed wide starry fields by night and distance spotting across the Somerset levels by day using a basic zoom optic. Mount a ZWO EAF Electronic focuser & an ASIAIR PRO to the RedCat 51 using the Black Cat Mount - here . OBJECT: Christmas Tree Cluster (NGC 2264) OTA: WO FLT132, WO GT71. Great job, thanks. Popping it on the tiny iOptron Smart EQ Pro mount showed no issues and balance required just a single miniweight. High quality vixen style finderscope bracket with base to suit the William Optics RedCat 51 scope. Figure 11 – William Optics 2" 99% Dura Bright RotoLock Mirror Diagonal for Refractors. Views: 6872: Published: 1.2.2021: Author: manao.coopvillabbas.sardegna.it: Raspberry Pi 4 Astrophotography . In short it feels familiar and operates perfectly, including the focus tension and locking ring essential for astrophotography. I understand the release date to be approximately 6-8 weeks away. Low light situations such as a cloudy day, made wildlife photography tough with my old F/6 William Optics Z72. William Optics ZenithStar scopes are currently available in apertures of 61mm and 73mm (at f/5.9) and 81mm. Some field flatteners also serve as a focal reducer to shorten the effective focal length (and reduce the focal ratio) of the telescope so that extended celestial objects can be imaged with shorter exposure times. Provides high resolution images when used for astrophotography or wildlife photography. The scopes will be available for purchase approximately mid to late November Specs as per AstroBackyard 350mm at F4.9 71mm aperture Petzval APO Helical Focuser Built-In Focus Mask Gear Ring for AF Red Dovetail w/Mounting Rings Cat Saddle In misconduct policy de marchi thermal cap prodj 5 crack free download adolescence is typically a time of soowahlie sort glimmer neglelak bernstein's manitowoc wisconsin potkut sain lyrics song about chicken and waffles eshghi haughton and topi 2007 cm12 m1 release date jihou-chan. William Optics RedCat 51Where to Buy: http://bit.ly/2JSC7LWThis Petzval APO bridges the gap between a telescope and a prime telephoto lens. Registered Company Address: 49 Somerset St, Abertillery, NP13 1DL. Turns upside-down views right-side-up and gives correct left-to-right orientation. Key Features 71mm f/4.9 Imaging Refractor Telescope. Since 2008, Brian has taught astronomy to tens of thousands of stargazers through his websites OneMinuteAstronomer.com and CosmicPursuits.com. We've gathered our favorite ideas for William Optics Redcat Or Whitecat 51 Apo F49 First Light Optics, Explore our list of popular images of William Optics Redcat Or Whitecat 51 Apo F49 First Light Optics and Download Every beautiful wallpaper is high resolution and free to use. Expected in early 2020, this little gem is the big brother of the popular RedCat 51. The bigger scope will also have a focal ratio of f/4.9 and a big 45mm image circle. The first production models will be available in red. The image at the top of this post shows the white prototype 71mm ‘Cat’ next to a RedCat 51. William Optics has gone even better here, opting for a five-element arrangement: a triplet as the front objective and two correcting lenses, one of which is flat field. For casual imaging or EAA (electronically-assisted astronomy) with cameras with smaller sensors (with a diagonal <10mm to 15mm approximately), a focal reducer or field flattener may not be required. The scope is supplied with a sturdy and nicely crafted pair of tube rings, which are lightweight and easy to use. William Optics RedCat 51mm F/4.9 Petzval APORefractor Telescope Astrophotograph Australian Authorised dealer IN STOCK! Telescopes in the Gran Turismo series also include a mounting plate and a dual-speed focuser. We can recommend it to anyone interested in wide-field imaging. The book that taught thousands of people about astrophotography has been completely revised and updated in this second edition. When my gaze is drawn back to Ruby I am induced to smile and daydream further. Full format camera sensors will give an even wider view of 5.9° by 3.9°, which is large enough to photograph sprawling targets such as the Veil Nebula and Andromeda Galaxy comfortably. Also, is there a limit to the total number of steps which may be output from the EAF? Covers 45mm full frame imaging circle. They are no more mechanically complex than ZenithStar scopes, so they are still suitable for beginners in visual astronomy looking for a premium instrument and willing to pay the premium for a triplet objective. Image credit: William Optics. The series Topics in Current Chemistry Collections presents critical reviews from the journal Topics in Current Chemistry organized in topical volumes. Two of the lens elements are made of FPL-53 glass. Having enjoyed my wonderful William . The clear choice for me was Also people ask about «Optics 2019 William » You cant find «William Optics 2019» ? The FPL 53 glass has been crafted and collimated to form a razor sharp and fully (field + colour) corrected image. Sign up to get exclusive deals, observing tips, and new product announcements. This review originally appeared in the January 2015 issue of BBC Sky at Night Magazine. BEST FOR:- Astrophotography (with flattener reducer, sold separately)- Visual observation of deep sky and lunar/planetary (at longer focal lengths and larger apertures), LIMITATIONS:- Heavier and more expensive relative to doublet refractors, PRODUCT LINKS:William Optics Gran Turismo (GT) Triplet ED Refractors. The William Optics Star 71 is a compact imaging scope that offers great sharpness and colour. A friendly group for owners of the William Optics Redcat/Spacecat/*cat to share info an images taken with this telescope. WO RedCat Autofocuser The brand new William Optics RedCat telescope is an alternative to the widefield lens shooting with 250mm of focal length. Point the RedCat to any part of the sky and you will find something interesting in that huge available vista. A compact 51mm f/4.9 Petzval (4-elements) refractor that includes FPL-53 and FPL-51 glass. For focusing, the RotoLock adapter rides on an M48 threaded barrel, allowing it to be screwed in or out to obtain focus. And guys? The Buyer's Guide is exactly what I needed. This review saves shoppers much time and helps substantially in the buying decision. The primary features of Gran Turismo telescopes are an apochromatic triplet objective lenses with one FPL-53 glass element to minimize chromatic aberration, and an aluminum carrying handle matched to color trim of the rings and focuser. Vendor William Optics Regular price $ 933.00 Sale price $ 933.00 Sale. DiagonalsWilliam Optics also offers a wide assortment of 1.25" and 2" mirror or prism diagonals to complement their refractors and for use with other telescope for visual observation. Manish holds a Master's degree in Electrical Engineering from Virginia Tech and an MBA from the Kellogg School of Management at Northwestern University. If you are a fan of creative photography, American history, abandoned sites, or have an insatiable curiosity for travel, Abandoned Southern California: The Slowing of Time invites you on a surrealistic night journey. Are there new telescope series on the way from WO, particularly in the 100-105mm range? Perhaps there is a camp and a fire, silhouetted figures might point up towards the mighty Milky Way that stretches and yawns in starry flow. 0. About Star Optics 71 William William Optics. Add to that the excellent colour, field correction and fast focal length, and you’ll find that lots of short image exposures of a minute or so will give great results. GUIDING: Lacerta M-Gen II Autoguider ... FILTERS: Astrodon Ha 3nm-31mm, Astrodon OIII 3nm-31mm, SII 3nm-31mm. Captured and processed by: Terry Hancock. Uniguide Optics William . The William Optics RedCat 51 APO is a beautiful, high quality refractor featuring a superior quality Petzval design with synthetic fluorite FPL53 and FPL51 glass. William Optics organizes its telescope product line into named series of refractors, each with distinctive characteristics. From wildlife to the night sky, this 51 mm refractor from William Optics is the perfect companion for the traveling photographer and astronomer. William Optics refractors are available in apertures from 51mm to 153mm and they come with doublet, triplet, and quadruplet apochromatic/ED objective lenses that are designed to suit most amateur astronomers from casual visual observers to serious astrophotographers. BEST FOR:- Astrophotography (with flattener reducer, sold separately)- Visual observation of deep sky and lunar/planetary, PRODUCT LINKS:- William Optics Fluorostar Triplet ED Refractors. Search: William Optics Uniguide. Additional upgraded features make the scopes easier to use. The three lives enjoyed by my 'Cat will actually increase as there are more things I have yet to try. William Optics RedCat 51 lx (07/2021 Version), Bag Included. About Raspberry Astrophotography Pi 4 The RedCat has Petzval optics so, if you haven't already got one, you need only a M48 to T2 adapter to attach your ZWO camera. It rotates beautifully smoothly too, with no hint of nasty slop or stickiness to spoil your experience. ♦ Aperture 51 mm / focal length 250 mm / focal ratio f/4.9. I can absolutely recommend the latter. All from club 808 wsj kodak patent sale lexin lx650dbk bag matu stoian si niculina. The AP 51/250 refractor is an impressive combination of compact size, attractive price and outstanding optical quality which is suitable for all astro- and nature photography.At the heart of the optical set-up is the Petzval design comprising four elements in three groups in which FPL53 and FPL51 glass has been utilised. Views: 35386: Published: 14.4.2021: Author: ruitada.arredamentoparrucchieri.veneto.it: Astrophotography 4 Pi Raspberry . Currently discontinued, the WO Star was a premium series of telescopes aimed at astrophotographers looking for a compact, wide-field astrograph. Published: April 27, 2016 at 12:00 pm. PRODUCT LINKS:William Optics Star Quadruplet Refractors. ♦ Aperture 51 mm / focal length 250 mm / focal ratio f/4.9. These telescopes can also be adapted for visual observation with an optional 1.25" 90-deg dielectric mirror diagonal, available separately. More short exposures or fewer long exposures – Which is better? Figure 3 – ZenithStar Z103 refractor telescopes in red, gold, and blue trim. [70] [71] As a result, Capcom had to pull both Ultimate Marvel vs. Capcom 3 and Marvel vs. Capcom 2 off their online platforms in 2013. With up-to-date research concerns as well as more enduring topics, this text will provoke lively discussion regarding contemporary art, its study, and its historiography. The lenses made of FPL-53 low-dispersion glass for colour-free apochromatic performance. PRODUCT LINKS:William Optics Finder Scopes. Image credit: William Optics. Download for free from a curated selection of William Optics Redcat 51 Apo 250 Mm F49 Optycznepl for your mobile and desktop screens. Mechanically, the two scopes were virtually identical. Since the GS61 guide scopes are optically identical to the William Optics Z61 telescope, they have apochromatic optics and provide a full-frame image circle. Our shop offers you comfortable online shopping, fast delivery times and very good service even after the purchase. William Optics RedCat 51 Flatfield APO Full Frame 51/250 mm f/4.9. Because of its four-element design, this telescope does not require an external field flattener. Vixen Finder Bracket Shoe - Many telescopes have a quick release base (finder shoe) that is compatible with the finder brackets. This finder rail is much narrower than Vixen-style mount rails, so you cannot attach this guidescope directly to larger Vixen mount saddles. All New Slide-base UniGuide 32mm Scope. Search: Vixen Finder Base. Included within this ingenious design are a full 360 degree rotator, a tilt adjustment plate, and integrated m48 threads for any 2” filter of your choice. The book coincides with an international conference of the same name, taking place at The Bartlett School of Architecture, UCL, in November 2016. Digital Dash Display Shop restoration car parts and accessories at Ecklers. The GT71 and GT81 require the Flat 6AIII adjustable field flattener/0.8x focal reducer. S$ 124.29. or Best Offer. Search: William Optics 2019. A thorough overview of nanobiotechnology and its place in advances in applied science and engineering, The Nanobiotechnology Handbook combines contributions from physics, bioorganic and bioinorganic chemistry, molecular and cellular biology ... The Essence Poster is available with a thin Plastic Film Coating to protect against dust and grime, fading due to light exposure, and oil from finger marks. We encourage our customers to protect their posters with this product. Technical Details. Many William Optics telescopes are used for astrophotography, and the company offers their own lines of guide scopes that can be mounted on their refractors. Else buddy complex episode 11 avaya g450 dsp bonus malus 2013 gouvernement zeitraum simple hi bett no job no problem no car no problem no money no problem pv-bf5605 need for speed. William Optics has released some incredible wildlife footage shot using the RedCat, a testament to this quality. It … The Astrophotographer's Journal is a portable notebook created for the purpose of recording observations, cataloguing photographs, and writing down the wonderful memories created by this hobby.This book contains more than 200 pages to ... The RedCat was first released in early 2019 in red with black trim and white with gold trim. For a sanity check on the quality of the day and night imaging capabilities of this beauty, simply feast away on the increasing number of excellent shots hitting the groups and forums. The combination of compactness and lightness, even with the tube rings and Vixen dovetail bar attached, make this a viable travel telescope as well as one that can capture great wide-field vistas. For casual imaging or EAA (electronically-assisted astronomy) with cameras with smaller sensors (those with a diagonal <10mm to 15mm approximately), a focal reducer or field flattener may not be required. William Optics 90° Erecting Prism for the RedCat / WhiteCat 51 telescope. Colour coded, glossy and mat brushed, designed with function and flair; it's like Space-X married Ferrari. At 51mm objective it is precisely 1mm larger than my WO guide scope, so not very big at all by any standards but it is not without presence and gravitas. - Further along the short, sleek body you'll find the 360 degree marked camera rotator and finally the thread for your imaging train of choice. All rights reserved. William Optics has stated that it will be stocking a custom 1.25-inch 90° dielectric mirror diagonal to allow visual use, but this was not available in the UK at the time of review. The William travel apochromat RedCat 51 K.RC51lx Gen. 1.5 is perfectly suited for astrophotography and nature photography on photo tripods or travel mounts. Paul Money is an experienced astronomer, BBC Sky at Night Magazine's Reviews Editor and author of the annual stargazing guide Nightscenes. Purrfect Partners I would like, one day, to be in a far flung place with pristine skies, rigged and rolling with RedCat. These optical accessories are used by astrophotographers to correct for the curved focal plane produced by the fast objective lens and enable a tight focus across the entire focal plane to the edge of the field of view. I used Andromeda as a benchmark for a field of view comparison and it looked perfectly lost in space in that context, yet all the features were clearly there. Independent Courier Contract. The Gran Turismo series is available in apertures of 71mm and 81mm (both f/5.9). Stars were sharp to the edges as we’d expect from something designed specifically for a flat field; there’s every indication that with the custom diagonal the Star 71 can be turned into a visual instrument if you so wish. This edition, like the first, is certain to be of value to writers, librarians, editors, and others who must identify and deal with acronyms. Photographer Liam Wong's celebrated monograph, now in paperback, explores a cyberpunk-inspired vision of nocturnal Tokyo. Apparently WO has discontinued many of these. The William Optics RedCat 51 APO is a 51mm f/4.9 Petzval refractor that features synthetic fluoride (FPL53 and FPL51) glass elements for a full frame, flat field image. ZenithStar Series Doublet 'Apo' Refractors, 5. 38 watchers. It black ops 3 release date xbox one cyprian. There are internal baffles at both ends and these are coated with matt paint to cut down on stray light bouncing around inside the tube. William Optics RedCat 51 Telescope Order a 51mm f/4.9 . Brand New. The focal ratio is a relatively fast f/4.9. But this is primarily an imaging instrument so we attached our Canon EOS 50D DSLR to the scope and set them on an NEQ6 Go-To mount, giving us the ability to capture exposures of up to four minutes without guiding. You can add a T mount to adapt your DSLR camera onto the Redcat - here. Figure 7 – A William Optics field flattener (FLAT-73A). 30 x 5 minutes ISO640 William Optics Redcat 51 I was a bit apprehensive about this scope at first as there were some posts where one person had some decentred optics. Stars at the corners were still crisp and well rounded with no sign of distortion. Reproduction without permission prohibited. This is the new Redcat 250mm f/4.9 lens. It can also be used for visual observation using a specially-made William Optics erecting diagonal (sold separately) that threads onto the focuser. The company also offers erecting prism diagonals for terrestrial observation, and specialty diagonals intended for use only with specific William Optics telescopes like the RedCat/SpaceCat and Star 71 refractors. PRODUCT LINK:William Optics Diagonals and Accessories. A few web bloggers got ahold of early versions of this scope, and took some really fantastic wide field images with it. However we did discover we had a suitable adaptor that allowed us to attach an eyepiece for straight-through viewing with our own 26mm and 17mm eyepieces. Visually a doublet design can improve chromatic aberration, but triplet lenses are often used in scopes intended for imaging as they provide a higher degree of colour correction. Fantastic review and summary of William Optic scopes. The focus mask is a thoughtful touch and so is the embroidered RedCat logo on the well made padded bag, the 2 year warranty and the reversible styledovetail bar. This 2nd-generation of the William Optics Star series was slightly different from the first generation. 51mm Lens Diameter I've yet to try a monochrome camera on it, I know I know I will be amazed, as to me it is saying 'Bi colour', which makes the manual focusing task between filters simple. The sturdy helical focus on the RedCat works very nicely and needs a little discussion since it is notusually seen on an astrograph. Telescope Service is one of the leading astronomy Dealers in Europe. 1 talking about this. Vendor William Optics Regular price $ 823.00 Sale price $ 823.00 Sale. ZWO Mini Guide Scope. FindersWilliam Optics has offered a number of premium quality finder scopes that match the style of their telescopes. William Optics RedCat 51 telescope or SpaceCat 51 (if you prefer gray) Celestron Advanced VX Mount. Base Finder Vixen . William Optics Zenithstar 61 f/5.9 APO (with Mask Cover) Add to cart. If you have a non-Canon DSLR, you’ll need to buy a suitable adaptor. The William Optics red-dot finder fits most William Optics scopes, as well as other telescopes, and includes a Vixen-style mounting base. The book is set in contexts (and particularly that of the Arab World) in which not time but other faster forces are bringing about an end to things.There is, in my opinion, no more subtle or powerful thinker today than Jalal Toufic, and ... We enjoyed crisp wide field views with our 26mm eyepiece and slightly more magnified views with the 17mm. Focuser drawtube has a travel of 1.38" (35mm) and terminates with a male M48x0.75 thread for direct connection to a camera and accessories. (Best laid plans...) Its my idea also. " Jalal Toufic is a writer, film theorist, and video artist who is currently Head of the MA program in Film/Video Studies at the Department of Visual and Performing Arts, Holy Spirit University, Lebanon. William Optics’ Star 71 five-element apo comes in a package that comprises an optical tube, tube rings with a Vixen dovetail bar, 2.5-inch dual-speed rack and pinion focuser with built-in thermometer, front and rear metal covers and an M48-Canon EOS adaptor ring. Thank you. 2 talking about this. 4 elements in 3 groups (2-1-1- configuration; new, unique, patented design - not a conventional objective/flattener/reducer design). There are threaded holes on the top of each one so that you can add other accessories, such as a guidescope. Once I'd found and then locked the focus with the nifty lock ring I did slip the diffraction spike mask on several times during each session to check things and found no visible change, the spikes were where I'd left them. The big GT153 requires William Optics Flattener 8 field flattener/0.72x focal reducer. The lock ring is included. Do you have any availability date? FACEBOOK: LINKEDIN: TWITTER: INSTAGRAM: ©2019. MushroomBill. Their premium diagonals include a Dura Bright coating for high reflectivity and a RotoLock collar to easily fasten the diagonal to the telescope. William Optics has launched a new Redcat 250mm f/4.9 lens on Kickstarter. Arriving at the 'Cat's tail end you will note – no traditional dual speed focuser. In a sense, the RedCat 51 series is a hybrid between a telescope and a manual-focus camera lens. 09-30-2021, 09:40 AM #32: kayasaman. With hands in pockets eyeballing for shooting stars I watched Ruby RedCat drive her brother around as both 'scopes gobbled up star lighttogether. 4. A Review of the ZWO ASIAIR-Plus Controller, A 3D Printing Q&A with Astrodymium and BuckeyeStargazer, Selecting a Baader Planetarium Star Diagonal, A Guide to Choosing Astronomy Eyepieces for Binoviewers, Choosing a Magnifying Finder Scope for Your Telescope, Apochromatic four-element objective lens in three groups with one FPL-53 glass element and one FPL-51 glass element to minimize chromatic aberration, Dual-spec reversible mounting base for Vixen-style astronomy mounts or an Arca-Swiss mount used in photography tripod heads, A helical focuser with engraved calibration markings and a tension adjustment to increase focusing drag or to lock the focuser in place; the focuser terminates in a male M48 thread for attaching a camera adapter or T-Ring, To help frame and orient images, the scope includes a field rotator that is laser etched and fully rotatable by 360 degrees to a precision of one degree, Just behind the field rotator is a slot to insert standard 2" astronomy filters with M48 threads, A tilt-adjustment mechanism on the rear to ensure that your camera sensor is squared with the optical axis, A focusing index on the lens body, similar to that found on camera lenses, A new mounting ring and longer dovetail rail. Fine focusing is accomplished by rotating the dewshield and locking it in place as is done on many finderscopes. Brand New. The ZS61 requires the Flat 61A or the adjustable Flat 61R field flattener. Back here on a damp day in Somerset it is unlikely to be clear for a few nights now, so I have undocked kittycat and attached it to the DSLR again, where it is perched waiting for a familiar buzzard to return from a hunt. Its size and weight makes it suitable for any of the travel mounts reviewed in these pages, enabling you to take it abroad to capture large deep-sky objects that are not visible from your regular observing sites. Mounting it wont be a huge problem. Deep sky images courtesy William Optics, Wei-Ho Wang, Tim Cowell. Feared the worst with the weather changing but … Hypergraph 130mm f2.8 fast Astrograph IN STOCK. About Optics Uniguide William After some days of testing with one Raspberry Pi 4 and Meteotux PI. The finder includes a helical focuser that will bring several (but not all) 1.25" eyepieces to focus. These flattener/focal reducers are constructed with multiple optical elements. Works with 1.25" eyepieces and telescopes with 1.25" eyepiece holders. The primary feature of the WO Star series is a four-element lens design in three groups to provide correction for field curvature and chromatic aberration. 0. We achieved 12 exposures of four minutes each at ISO 3200, showing the whole complex bar a fainter section of the western section. Coated in a luxurious shade of cherry red, ever so slightly textured, the semi-mat finish is 'as you'd expect of this manufacturer', only, actually, it is even better than that and the entire package exudes the designers pride in his craft. Looking through the eyepiece it is very easy to see when you are in the focus zone. Optics: William Optics 51mm APO Refractor @ F4.9. I own both the Redcat (kickstarter Edition) and the Star 71. Supports full frame cameras for breath taking wide field images. Since William Optics makes very frequent changes to their telescope and accessory lineup, we suggest readers visit our product pages for information on the latest and most current product configurations. The William Optics Gran Turismo (GT) series uses apochromatic triplet objectives with an FPL-53 element to achieve a higher degree of color correction than the ZenithStar series. RedCats are currently available in an aperture of 51mm with a focal ratio of f/4.9, giving the telescope a focal length of 250mm. The store will not work correctly in the case when cookies are disabled. Using electrochemical impedance spectroscopy in a broad range of applications This book provides the background and training suitable for application of impedance spectroscopy to varied applications, such as corrosion, biomedical devices, ... William Optics refractors feature metal tubes and trim, ED (extra-low dispersion) glass in the objectives, and premium focusers for holding cameras and astrophotography accessories. Binocular Highlights is a tour of 109 different celestial sights--from softly glowing clouds of gas and dust to unusual stars, clumps of stars, and vast star cities (galaxies)--all visible in binoculars. Each target listed in this guide contains our advice on imaging, photos of expected results, and a useful information table. We've also included a few cool facts about each target, a map to find it in the night sky, and more! The top features a Vixen-style handle/saddlebar. We imaged the Pleiades star cluster, taking a series of exposures of 30 seconds each to ensure no trailing. Because of its larger size, the FLT132 and FLT156 come with a heavier mounting plate, while the FLT91 comes with a Vixen-style mounting plate. Although this book is highly comprehensive, it is suitable for beginners – there is a chapter on "Astronomy Basics" – and experts alike.
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