ES68 24mm - This fine widefield will get most of the focuser time, show a darker background sky and higher magnification than a 32mm Plossl, provide the maximum field of view in your scope and be a lifetime purchase that will work really well in any scope you may add later. Lots of hacks that improve performance. (Then further down the road, a ~32mm and 5/7mm eyepiece.) Narrowband filters work best on certain nebulae though, as the emission of them varies between each nebula. In this blog post, I will compare two popular telescope models: the Awb Onesky and the Zhumell Z130. Free shipping for many products! Two really good eyepieces and that scope are a, I must disagree very strongly with some of the filter advice above. The Z130 is a compact and portable telescope that can be set up in minutes. Celestron SCT To 2" Adapter And Focal Reducer. $249.99 1-16 of 18 results for "astronomers without borders onesky 130" RESULTS. If you do want to spend a bit more, the Dual-ED eyepieces still cost less than the ethos. For the little AWB 130mm Newtonian, a good filter would be something like the Orion Ultrablock or DGM Optics NPB filter in the 1.25" size, as they are of modest cost and still perform well. The 12mm Paradigm is great with the OneSky, and sharp to the edges with a 2X barlow. Add to Cart . M76 - At no magnification/exit pupil was more than the very faintest hint of the object seen when no filter was used. By visiting our website, you've saved yourself the trouble of reading thousands of reviews. Shipping is by UPS Ground and can take from one to five business days depending on the distance from California. So overall its pretty good, but theres certainly still some light pollution from the city and a nearby small ski hill. Find interior designers & decorators near me on Houzz. Shipping is by UPS Ground and can take from one to five business days depending on the distance from California.Can I pay extra for expedited shipping to get my OneSky sooner?Celestron, the world's largest telescope manufacturer, is not a retailer with the usual shipping options. I spent decades with my first scope and a 1/2" (12.5mm) Kelner and 1" (25mm) EP Ramsden. It is an easy-to-use telescope that is great for beginners or anyone who wants to get into astronomy. Thank you all for so generously sharing your thoughts and advice! The Awb Onesky, on the other hand, is an automated telescope that is computer-controlled and requires very little user input. IC289 - This small ~faint PN did not show up tonight at any magnification, w/ or w/o a filter. Another advantage of the OneSky is that it is portable. I am after messier and ngc galaxies and have not been disappointed. A Dobsonian is made up of two parts (in fact, these parts usually ship in separate boxes); the Optical Tube Assembly (OTA) and the Rockerbox. The Astro-Tech Paradigm Dual ED eyepieces recommended above are top economy options but the ES68 24mm IS worth the $ for sure. The telescope is designed for users of all skill levels, from beginner to expert. Best to take care of the high magnification end first. In my OneSky, most nights I can't go below a 6mm eyepiece, unless the object is up high in the sky. AWB OneSky 130 Telescope Travel Bag. Join a local astronomy club where you can actually see, use and discuss EPs and scopes, etc. the thing is because i live outside US, so i pay like double price for awb-onesky for shipping and stuff, and finding a scopes accesories in my country (indonesia) is really difficult and not much a choice and really expensive (they charge shipping individually, not in bulk) so i have a question, what accesories do i really need for my awb onesky?, i see the scopes is come with 10 & 25 mm Plossl, RDF, collimating EP (i think). The 12mm is great with the OneSky, and even better with a 2X barlow--though that wouldn't be quite as much magnification as you're looking for. Parts for the Farlane and Falcon are on the same parts tree with no way to identify them. Edited by dbuller, 04 December 2019 - 11:19 AM. I expect that the Explore Scientific stuff is probably a little nicer, but also more pricey. It was terrific. In my 100mm f/6 refractor, have seen considerable detail in both halves of the Veil at 76x using the OIII , and I get good views of the Rosette nebula at between 15x and 25x with my 2" Lumicon UHC narrow-band nebula filter. First some background on what Im using and what my goals are: The telescope is a Celestron/AWB OneSky 130. 12 thoughts on " Using the AWB OneSky as a Travelscope " Mark August 5, 2015 at 5:42 am. First Mars from tonight 3-4-23 Is this betteror worse? This tool is used to align the optics of the telescope. Join to ask your own questions and share your own experiences. The manufacturers have managed to get the significant areas of a telescope spot on. Celestron ships the OneSky for us as part of their support of our programs. - Eyepiece(s) and/or barlow to get my kit some higher-power options The Zhumell Z130 does not need to be collimated because it is a sealed unit. Come join the newest, most engaging and inclusive astronomy forum geared for beginners and advanced telescope users, astrophotography devotees, plus check out our "Astro" goods vendors. Sale. The eyepiece I have been looking at that would take the whole budget is the Celestron 7mm Luminos Series 1.25" if I could even find one not back ordered. The AWB OneSky is only sold in the US (with free shipping), however the Sky-Watcher Heritage 130P . Namely, when you are magnifying past what your seeing conditions will allow. Customer Dick G., Dallas, TX "What a nice little scope! With my particular eyes and skies (desert Southwest) I find I can go a bit higher with the scope, and I sometimes wish I owned a 5mm Paradigm. But there is a very large population of emission nebulae whose apparent contrast IS enhanced by the use of a properly matched nebula filter. When it comes to a zoom eyepiece, the Baader Hyperion zoom 8-24 mm is a real step up from the stock eyepieces. Putting a 5mm in a barlow is pushing the limits of the scope and most of the time atmospheric conditions won't allow it. Eye relief is not to big an issue as I don't wear glasses. The 7-21 seems less than satisfactory, unfortunately, even when barlowed. Where can I find the best awb onesky? Collimation is the process of aligning the optical components of a telescope. Press question mark to learn the rest of the keyboard shortcuts. The optical tube can also be removed from its Dobsonian base and mounted on any compatible mount. The Zhumell Z130 is a great choice for beginners and experienced stargazers alike. But what they pass is the nebula that then is more easily observed against a darker background. The Awb Onesky also has some disadvantages. - Neutral density filter (and how dark of a ND filter would you want for a 5 reflector for looking at the moon?). Any specific suggestions on the barlow, or general things to look for in picking one out? For most of the other night sky sights -- doubles, clusters, etc. You can also download the OneSky Instruction Manual, Space.com names OneSky Editor's Choice "Every skywatcher should have access to one of these extraordinary telescopes. The Zhumell Z130 is a Dobsonian telescope, which means it uses a simple design to provide excellent performance for its price range. Although I recommended the Paradigms earlier, I should add that the 25mm in the series is an exception for use with the OneSky. Bang for buck you'll get a more capable telescope. Tonight I took a 4" refractor out with 28, 13, 5 and 3.5mm eyepieces just to look about. I have a Meade series 5000 8.8mm that I am quite happy with. I must disagree very strongly with some of the filter advice above. The 130mm parabolic primary mirror in the Zhumell Z130 Portable Reflector Telescope is a high-end feature not commonly found in telescopes of this size. 2. FREE delivery Mar 3 - 8 . The telescope tube can be removed and placed on a different telescope but not just a tripod alone. Note that since your scope is an F/5, it will need accurate collimation (star collimation is best) and can be hard to focus at high magnification. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. The book has recommendations of which sights they recommend a nebula filter for, and also provide sketches of what you can expect to see through a Dobsonians eyepiece at low power (by which they mean 35-40x), medium power (75x), high power (150x), and occasionally very high power (300x). So likely OP won't have a problem. "good" is more important at higher magnifications. The 4 mm. That eyepiece is a real keeper. These provide 26 and 65 power magnifications, perfect for this scope. It costs more, but something higher magnification in 70'ish or 82 deg apparent field of view will be just as wide as a 50 degree 32mm or 68 degree 24mm. I won't bother to get a Moon filter because I don't look at the Moon very often. The OneSky has an aperture of 130 mm, while some other models have an aperture of 150 mm or more. Everything fits into an AmazonBasics DSLR and Laptop Backpack, though it is a bit tight. The Z130 performs better than other tabletop telescopes of a similar size, a difference you can see and appreciate under the stars thanks to its industry-leading optical components. Please try taking the finder out and remounting it, making sure that it's centered in the range of adjustment. This process can be tricky, so it is important to read the instructions carefully. The inner box containing the OneSky has no markings identifying what's inside.How long will it take for me to receive my OneSky?We send orders to Celestron, who ships the OneSky for us directly from their headquarters in California. It is slightly less expensive than the Awb Onesky but offers a shorter focal length and a narrower field of view. "BEST EVER $200 SCOPE?" Hydrogen Beta, Oxygen III). Use these filters at between 18x and 46x in that 130mm (5.1 inch) aperture for best results, and remember to shield yourself from any nearby light sources, as they can compromise your night vision, especially when using filters. The consent submitted will only be used for data processing originating from this website. Moon filters are not recommended. Electronically Assisted Astronomy (No Post-Processing), Community Forum Software by IP.BoardLicensed to: Cloudy Nights, New Galaxy Log video & Summary for February 2023, This is not recommended for shared computers, Aristarchus at f/10 with the xx16g 3-4-23, Looking for advice on mounting guide scope to a C11. So here on the interwebthingy one is able to follow the easily found advice of many uninformed by experience. The Heritage 130P, also sold as the AWB OneSky 130, has the same 5" f/5 optics set as the Z130, but in a collapsible tube . If so, congratulations! So a nebula filter works by removing whatever light is not defined as "nebula". The Zhumell Z130 requires no assembly, so it is ready to use right out of the box. Good luck. Sets up easily. So, with all that said, what are some recommendations for: At $60 each, these will not break the bank. Why Are Takahashi Telescopes So Expensive? On the other hand, the Awb Onesky has a primary mirror you can collimate, which ensures you get the best possible image. You can ask questions there as well. If it's used a lot, though, Teflon tape can wear out. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. There are proably better, filters, but I doubt if they are light years better. The OneSky telescope is Astronomers Without Border's flagship product. I also like a 32mm plossl to give you the. Astronomers Without Borders OneSky telescope has been honored with awards from both Sky and Telescope and Astronomy magazines! You do need to have something to set it on, though. Spending's impact can be maximized if you take your time and shop the secondary market here in the classifieds and on AstroMart. For the nebula filter, I appreciate the comments on that. On nebula filters, though, I'm still a bit hazy (har-har) on what exactly what would be best. As an affiliate, we earn from qualifying purchases. Todays TSS APOD comes from member JayTee (JT). I'm not sure what other nebs pop out in a bright sky. Narrowband filters only let in a certain wavelength of light, relating to an emission line (e.g. People didn't therefore thend to buy the Meade's. Actually there is a LOT for a beginner to learn about eyepieces (EPs) and a lot of other astronomy other stuff - And the AWB OneSky is an excellent scope to get started with - welcome to the club. By downloading the appropriate app, you can use your phone for astrophotography or a live stream of what you see through the telescope. The plan's are usless, making it difficult to . My first couple outings with the telescope and that book, though, have also highlighted what Id like to add to my kit: another eyepiece or two (or a barlow), and a couple filters, which is the purpose of this post. . so, back to my question, what accessories do i really need to buy for awb-onesky, just really crucial one, because i'm kinda tight on budget, thanks. https://www.aliexpress.com/item/32740870752.html, https://www.cloudynights.com/topic/463109-onesky-newtonian-astronomers-without-borders. Having high power eyepieces is generally better than having the barlow - less glass=better image. Another option is wax. A red dot finder, 1.25-inch helical focuser, and two eyepieces, SMA 10mm and 25mm, are included. Thank you all so much for any help/suggestions! One disadvantage is that the aperture is not as large as some other models. $12.00. Hello.,The Paradigm's work well with the Onesky.,and a step up would be the ES line of ep's.,I have the Meade zoom and it is just ok with the Onesky being f/5.,stars around the edge get fishy lookin.,ymmv.,I like my zooms and my Onesky.,so I don't let the fishys bother me.. My favorite ep in the OS is the ES 82/14mm.,good for scanning or for viewing.,good luck.. Edited by mkothe, 09 October 2020 - 09:16 PM. They have, wider fields than the same focal length plossl, and have a wider field so you have to bump your scope, For the one sky my high power lunar eyepiece is the 5mm. Have you studied collimation techniques? They are really reasonably priced. Specially chosen items that enhance the Astronomers Without Borders OneSky telescope. Oxygen III is by far the most prominent emission line and is regarded as the most useful filter. Several functions may not work. with fellow astronomers in person (if/when/as the pandemic fades our). Clear skies to you. There is also a great deal of information of all kinds in a long-running discussion of the OneSky and its use on the astronomy forum Cloudy Nights. The one I suggest you start with or try, if wanted, is a simple Nebula Filter or UHC that passes OIII and Hb, the Ha bit at the other end of the spectrum is sort of optional. Filters remove light, they cannot and do not add anything. Welcome everyone, here's my review of my Astronomers without Borders OneSky reflector telescope. The OneSky telescope from Astronomers Without Borders imported to the US exclusively for AWB by Celestron* (see below) features a 130mm paraboloidal f/5 mirror. Lunar and planetary views really surprised me with their crispness.". Customer John L., Groton, CT says: Have to start out saying the telescope is brilliant, it's my first telescope and I am very excited about it! The great thing about having bought an inexpensive scope with really good optics is how it will reward optically fineauxiliarycomponents. Instead, what I suggest is a 1.8 Barlow which will multiply the number of effective EPs you have. Here are some tips on how to maintain your Awb Onesky or Zhumell telescope: Cleaning your telescopes optics is important to ensure you get the best possible image. There are no commercially available solar filters that will fit the front of the OneSky because it isn't round like most telescopes are. It looks like the recommendations above are for a DGM NPB or an Orion Ultrablock UHC in the <$100 range. This means that it will be able to show you a wide range of magnifications. The key difference between the Awb Onesky and Zhumell Z130 is that the Awb Onesky is on collimation. Id appreciate any thoughts or suggestions you may have! The Awb Onesky is a small telescope, thanks to its collapsible truss tube design. I dont think youll need a ND filter, and the nebula filter wont show huge improvements either. The Dobsonian mount is a simple design that is easy to use and very stable. Or you may want to look through North Rhine-Westphalia . MODEL RECTANGULAR with Model No. The down-side is a very narrow low-power field of view. There is no deduction in this case.Can I observe the Sun with my OneSky?WARNING: Observing the Sun with a telescope can be very dangerous if not done properly!There are two steps that must be taken to insure safe solar observing.1) In order the safely observe the Sun with the OneSky you MUST cover the entire front end of the telescope with a certified safe solar filter material. Filters remove light, they cannot and do not add anything. AWB is thus able to to receive a generous profit of $94.99 from each sale while offering the OneSky at the very attractive retail price of $249.99.General FAQCan the OneSky be shipped in a plain box?The OneSky ships directly from Celestron so we have no control over how it is packaged. You can collimate the Awb Onesky, but you cant do that to the Zhumell Z130. Light pollution filters are a broad term, and theres generally two kinds - broadband, and narrowband. More than 90% of the light will be transmitted, allowing for brighter views of even faint objects like nebulae. I highly recommend trying the Svbony aspeheric 10mm & 23 mm 62 degree EP ($10-15 each) from Amazon or Ebay. Of course, being a tabletop, it's portable, but at only 14lbs, it's lightweight as well. However nit a great deal in the difference. Will add in the ES52 range to the above. The Awb Onesky is a great choice for beginners because it is easy to use and set up. The Zhumell Z130 Dobsonian telescope is not designed to be collimated. I have yet to look threw it as its an xmas present for my son but I will also follow up once we have tried it out. There is nothing commercially available but there are plans for making one yourself on Eyes on the Sky. Reports here seem to be X-Cels least, Paradigms better, Meade HD's better still. The scope is easy to aim, comes with a decent set of accessories, and has excellent optics. Mine is now in the hands of a couple of young teens whose dad reports that they still use it regularly to observe the moon and major planets. Don't worry if you are having trouble finding a HDMI cable that meets your needs among the wide array of options available today. This is due to the rods that allow the OneSky to collapse.2) In additon to the solar filter, you MUST cover the open part of the OneSky's tube to block sunlight that might otherwise reach the primary mirror and form a focused -- and very dangerous -- high-intensity image of the Sun on the opposite side of the tube. The AT Paradigm's are a good value line, but will only be so-so at the edges - better if barlowed. Telrad Mounting Base . Dark adaption returns in a few minutes afterwards. Can you get to a local club and either borrow a few or look through scopes while they are being used? I have the following so far and would like to find out what would be a good step up without going so far as to put lipstick on a pig. This is due to the telescopes 130mm aperture. *Planetary filters can increase contrast and subtle detail, at the cost of a dimmer view and obviously a false colour view. And, that can be an annoying thing (only if you don't know the procedure) But it is best if you want to learn the twists and turns of the telescope. (From what Ive read, these are not great, but perfectly fine/good eyepieces, and while I dont have anything to compare them with, Ive been perfectly happy with their quality so far.). But as cities switch to LED lighting, they become less effective as LEDs emit light in the whole spectrum. If possible I'd like to do upgrades right the first time. Grease can also be used but be careful not to let it get onto anything else. The AWB (Astronomers Without Borders) OneSky telescope is a 130 mm Newtonian reflector. The Awb Onesky also requires no assembly, but it does need to be collimated before use. Calling it "the best bang-for-buck beginners scope", it also recommends the OneSky "for seasoned observers looking for a highly portable grab-and-go-scope". However, theyre suited to larger aperture scopes only, because otherwise the resulting image will be too dim (since they block out so much light). However, a collapsing truss tube that reduces the telescope to 388 mm (14.5 in) in a matter of seconds is what really makes the OneSky small. With my 6" scope, it's a bit of glare, but manageable. The OneSky telescope from Astronomers Without Borders - imported to the US exclusively for AWB by Celestron* (see below) - features a 130mm paraboloidal f/5 mirror. Otherwise I have enough outside glare to. I'm not sure if the knock off filters they sell on ebay, are, the same quality as the ultra block. Or try just loosening the finder in its mount and moving it, paying attention to having it approximately centered in the mount when it is re-tightened. A Red Dot finder has a thin curved window oriented at 45 degrees. The O-III on the other hand was very useful. This will give you a nice medium power when used with your 25 mm. 3. By the end of this post, you should have a better idea of which telescope is right for you. Some people don't like barlows, they result in a tall eyepiece stack, and can be more of a hassle to take-in, and pull out vs just swiching single eyepieces. So a nebula filter works by removing whatever light is not defined as "nebula". This does help. . Filters: Never bothered any. Edited by David Knisely, 03 December 2019 - 05:11 PM. NOTE: This product, which is a fundraiser for AWB worldwide programs, can only be shipped to addresses in the United States. Yet reading around you would think astronomy was impossible without one. Max on that scope is just under 2.4 degrees. Narrower field of view, 52 degree surprisingly, but reports say good. I have that scope. If that doesn't work then try holding it so it is pointing in the direction more adjustment is needed and tighten it there. That leaves me with a 1.8 or 2x barlow to expand the range of my 25 and 10mm eyepieces. Plus it will let you get to just the right amount of magnification without going over. With the O-III in place the nebula was obvious and showed a square-ish shape with one end a bit denser than the other and showed central darkening at highest mags. I enjoyed the hobby very much with those EPs which I now consider soda straws. . Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates. You can use this gift certificate to put it inside any gift box. Getting a suitable mount for doing this would be expensive and youd have a larger package to deal with. But we can't eliminate them. I'm a bit hesitant to pull the trigger on a televue ethos 13mm lens. Yes, they arefilters so they are removal tools that selectively remove energy outside the bandwidths coming from the nebula. Probably far more of an explanation than the quality of the eyepiece. OneSky Accessories. Also, wider field of view. Locate the red dot finder. On the one hand, Id prefer not to spend as much as the telescope itself costs. Telrad Dew Shield Plus with Mirror for 90 Viewi. I'd like to do upgrades right the first time. I really appreciate it. The M31/32/110 galaxy trio from a dark site is just excellent via that scope. It can take three to four business days for processing before shipment. Hi All, I have and AWB Onesky and I'm looking for recommendations on some accessories. Pop in the filter an it looks like a dim cotton ball. I'm impressed! OneSky telescope delivery time:We send orders to Celestron, who ships the OneSky for us directly from their headquarters in California. The scope is primarily a widefield instrument and it is capable of planetary/lunar observing too. Meade Infinity 102 ($209) The Meade Infinity 102 is a 4-inch refractor telescope. Nearly half your purchase price ($200) goes to support science education around the world (th. ", Please provide a street address as this product cannot be shipped to P.O. My setup is a 32 mm plossl (for wide viewing, the Pleiades fit in completely), the Baader Hyperion zoom and a 4 mm planetary. and this is especially important for an open truss tube design like the AWB 130. But it degraded the image a bit in the OneSky. Here is my mobile Observatory in a Bag, which I can easily transport by foot, bicycle, bus, airplane, etc. If you don't mind a barlow, a $30-$35 barlow will give you the equivalent of a 25, 12, 10 and 5. with your current eyepieces. Thank you. A Barlow lens is an additional lens you can use with the telescope to increase the magnification. These are not very expensive (cheaper than a good EP). The Zhumell Z130, on the other hand, is a Schmidt-Cassegrain telescope. If you eventually need a recommendation for an inexpensive barlow that's a good match for the OneSky, please feel free to ask here on Cloudy Nights. Eternal arguements over which are "better" . Moon filter again never bothered, although I do have some, by accident not design I will point out. Years of extraordinary views will be available to you. You will also have the equivalent of a 5 mm when used with the 10 mm, which is the highest power I would use with your scope. as i know, 25 mm give me low power, and 10 give me medium-low power, and i think i lack of high power (correct me if im wrong, i just read and watch youtube about ep, never own / use and scopes before). I dont really have a hard number for a budget here, but the telescope I have (a $200 beginners telescope, but a good one) should give you a ballpark feel. I went back and forth with each eyepiece between no filter and the O-III with very good knowledge of where the Little Dumbbell should appear in the field. At just over 130 mm (5 in) of aperture, the OneSky is larger than the usual run-of-the-mill starter scopes, which range from 50 to 114 mm (2 to 4.5 in) in . They also are Not "throwaways" by any means - these are a some of my most useful EPs on a wide variety of telescopes. For non planetary, I don't use it much, the field of view is just too small (a nonissue with planetary viewing). If cold weather is an issue in your area be sure to use a grease that doesn't stiffen up too much in the cold.I am unable to align the red dot sight that came with this telescope to the point of focus of the scope, the adjustment wheels do not allow me to converge the two points. There was no problem with my 4" scope. The Awb Onesky is a Dobsonian-style telescope, which means it uses a simple Newtonian reflector design. They appear as [], With an 8-inch Dobsonian telescope, you can see things like the terminator of the Moon, planets, [], Includes a Cheshire Eyepiece Collimation Tool, The Aperture is Not as Large as Some Other Models, Comparison of the Awb Onesky vs. Zhumell Z130, How to Maintain Your Awb Onesky or Zhumell Telescope, Why is Everything Blurry Through My Telescope | And How to Fix It. You can probably find answers to all your questions here: https://www.cloudynights.com/topic/463109-onesky-newtonian-astronomers-without-borders. My wife recently bought me a telescope for my birthday, and Im enjoying getting started in this new hobby. Either of those would be a good place to start. Please re-enable javascript to access full functionality. This will help to protect the optics and prevent dust from accumulating on the lenses. They do not delete light pollution however.Theyre also not the magic pill for astronomy and are not a substitute for a dark sky. If you only get one, this is the one. Thats one unfortunate con of the otherwise good scope. 2. Eg lenses, filters, barlows. It looks like the recommendations above are for a DGM NPB or an Orion Ultrablock UHC in the <$100 range. This is a great way to have a close-up glimpse of the galaxies without having to invest in a telescope of your own. Find local furniture stores and accessories manufacturers, showrooms and retailers on Houzz. The 5mm might be just the ticket. This is a small, tabletop reflector on a Dobsonian base that. Regular price $149.95. We and our partners use cookies to Store and/or access information on a device. It dosn't seem to be a focus issue as I can hit a sweet spot its just never very sharp. It won't find the celestial body by itself, you'll have to set it up. At the same time, were just 1-2 hours away from some dark sites, so while Ill mostly be using the telescope at home, Id love to get to a dark site a couple times a year, particularly given how portable the OneSky is. I don't even remember the brand, I just forgot it right after I sold it with an older telescope. Regular price The telescope . So in short, think budget/entry-level, but not cheap/junky. The OneSky is a good choice. I use and highly recommend the Lumicon Gen 3 O-III and both Televue and Astronomik offer an O-III that test and perform as well as it does. If so, congratulations! You currently have javascript disabled. Two really good eyepieces and that scope are a very powerful observing kit. However, when you are receiving something in return such as when buying a product like this it's not a donation.