[HN Gopher] Lego Microscope ___________________________________________________________________ Lego Microscope Author : freddypaulo Score : 347 points Date : 2021-04-23 12:32 UTC (10 hours ago) (HTM) web link (github.com) (TXT) w3m dump (github.com) | seesawtron wrote: | How about a paper based microscope developed by Manu Prakash at | MIT? [0] Its supposed to cost 50 Cent. | | [0] https://en.wikipedia.org/wiki/Foldscope | etrautmann wrote: | This was developed at Stanford right? That's where Manu Prakash | works and that link says Stanford as well. | seesawtron wrote: | Studied at MIT, opened his lab at Stanford. I am unsure about | where the intellectual property lies. | mhb wrote: | _where the intellectual property lies_ | | Leeuwenhoek? | boringg wrote: | Great project, next one can you make an electron microscope? | Invictus0 wrote: | I met a guy at PennApps several years ago that built an STM | microscope. Pretty neat project, I went and found the link [0]. | | [0] https://devpost.com/software/angstroms-matter-imaging-atoms | kazinator wrote: | https://i.imgur.com/Kfc8XIW.png | | Sorry, couldn't resist. | busyant wrote: | I know a chem prof who built a Lego spectrometer. | https://publiclab.org/wiki/lego-spectrometer | | Legos are just wonderful. | | edit: I know nothing about woodworking or crafting any building | materials, but I always wish I could perform those types of | projects. And whenever some potential project comes up, I think | to myself, "but I could build it with Legos." | jonplackett wrote: | Would be great if Lego jumped on board projects like both of | these and released them as kits. | | They'd only need create a few 'scientific' bricks to make them | work. Not that different from Mindstorms. | adolph wrote: | Lastly will be the precision Lego 3D printer in which one may | print Lego compatible parts including the Lego 3D printer. | em-bee wrote: | oh, i am soo waiting for that. you can already print | compatible bricks now, but the results are not quite there | yet, but that's totally the future. instead of buying sets | in a shop i'd lofe to just print out the parts at home. one | nice thing is that, since the parts are so small, it's much | easier to deal with print failures, because reprinting a | broken part is much easier than reprinting a whole model. | sombremesa wrote: | > Legos are just wonderful. | | One of the most fascinating things about HN is how people will | come out in droves to bash the environmental impact of mining | cryptocurrency, but legos are just wonderful - nevermind the | plastic waste. | | There must be a name for this phenomenon. | | Obviously this post will get downvoted with no real rebuttal - | more idiosyncracies of the quality platform that is HN. | escape_goat wrote: | I prefer it when the commentary on Hacker News does not | extend to hot takes. I am sure there are many hypocrisies to | be observed on HN, but you are drawing a patently false | equivalence between the carbon footprint of cryptocurrency, | which if it produces value, certainly does not do so | directly, and the impact of the plastic pollution caused by | lego pieces, one of the most heavily conserved categories of | plastic object in the world. | sombremesa wrote: | Say what you will, but any post on HN that even mentions | cryptocurrency in passing has an environmental alarmist as | the top upvoted post whereas here any such thing will be | downvoted to the bottom. | | > I prefer it when the commentary on Hacker News does not | extend to hot takes. | | Seems like you don't speak for the hivemind. Hot takes get | upvoted on the regular around here. Just not when they | don't conform to the echo chamber. | | I found a name for the phenomenon that I was looking for, I | think. | cbsks wrote: | Waste?? I still have my legos from my childhood. No plastic | wasted here! | sombremesa wrote: | That plastic will outlast you, though. When considering | environmental impact it's prudent to look beyond a couple | hundred years - which I admit we suck at as humans. | em-bee wrote: | and it will be handed to my kids and grandkids, and they | will pass it on. most bricks will hopefully not end up in | a landfill. | sephlietz wrote: | I don't think you need to search for a psychological | explanation. | | I think it is probable that many people think the benefits of | Lego far outweigh the benefits of cryptocurrency mining. | Ygg2 wrote: | People at CERN: Hold my particle accelerator. | | Lego: Ok. | | https://home.cern/news/news/experiments/using-lego-study-bui... | tzs wrote: | > edit: I know nothing about woodworking or crafting any | building materials, but I always wish I could perform those | types of projects. And whenever some potential project comes | up, I think to myself, "but I could build it with Legos." | | I bought a case for the Raspberry Pi camera that has a LEGO- | compatible back and a small LEGO set (10692) specifically for | making things to hold the camera where I want it. It has worked | great. | | Question for LEGO geeks: my set only has one L-bracket, and it | is quite small. Looking at other sets at local stores, they | also only have one or two small L-brackets. | | Is there some way other than L-brackets that people use when | they want some LEGO assembly to connect perpendicularly to some | other assembly? | | Or should I just order an assortment of brackets from a third- | party LEGO brick marketplace site, like this [1]. | | [1] | https://www.bricklink.com/catalogList.asp?catType=P&catStrin... | pbhjpbhj wrote: | You can put a flat Lego piece perpendicular between two rows | of studs. I don't think it's quite as secure as having an | L-bracket though. | em-bee wrote: | it also stretches the studs apart a tad to much, so it's | not recommended. | tzs wrote: | That's almost what I ended up doing, except rather than | putting the flat piece between two rows of studs, I put it | on top of the studs and had adjacent stacks to stabilize | it. | | Two flat pieces back to back are very very close to the | width between the sides of two rows of bricks separated by | one row of empty studs. | | Here is a photo [1]. Here it is with the three top braces | and the cable holder removed so you can see everything [2]. | | This the LEGO compatible case I'm using for the camera [3]. | | [1] https://imgur.com/a/ggNe5uM | | [2] https://imgur.com/a/jz525N7 | | [3] https://www.amazon.com/gp/product/B01F19WI0O/ | wongarsu wrote: | In addition to brackets also consider hinges [1], like the | standard 1x2 hinge [2] or for higher load a combination of | e.g. [3] and [4]. There are also various solutions using | Technic parts. | | I'd honestly just order what you need from bricklink. | Alternatively get used Lego by weight from ebay. Around here | you get a kilogram of unsorted, good quality Lego for EUR20. | | 1: | https://www.bricklink.com/catalogList.asp?catType=P&catID=22 | | 2: https://www.bricklink.com/v2/catalog/catalogitem.page?P=39 | 37... | | 3: https://www.bricklink.com/v2/catalog/catalogitem.page?P=30 | 36... | | 4: https://www.bricklink.com/v2/catalog/catalogitem.page?P=30 | 38... | blacksmith_tb wrote: | This pattern is what people call 'SNOT'[1]. As my 10yr old | has moved up to more complex sets, the percentage of those | increases, sicne they allow designers to achieve different | effects. I would personally recommend the 1x2 or 1x4 blocks | with studs on one side, those are fairly sturdy. | | 1: https://swooshable.com/snot | Dachande663 wrote: | Please note, the plural form of LEGO is LEGO, not Legos. As per | LEGO themselves[0]. | | [0] | https://twitter.com/lego_group/status/842115345280294912?lan... | jerf wrote: | The Lego corporation is welcome to care about that for | trademark reasons, but the rest of us don't really have a | need to do so. "Legos" is clearly in common usage, failure to | YELL ABOUT LEGO IN ALL CAPS and all. | retSava wrote: | Ugh Lego and trademarks. My wife and I had Lego threaten to | sue us for trying to import "legos" of mass destruction, it | seems. We ordered a lego-compatible kit, which is ok I | think, since it's only the lego figure that is patented | Lego, the logo and name of course trademarked to Lego, and | any brand cooperation to respective rights holders (eg Star | Wars). | | However, a kit without Lego names or logos, and without | Lego-figures, and without any branding or copy of existing | Lego-kit, should be ok. | | But no. In some way, our customs withheld the package and | we had lawyers for Lego threaten to sue us if we claimed | rights to the package. They attached the Lego figure patent | with the threat. We said, burn it, forget it, and | acknowledge that we can sleep at night again please, but | they forgot the last part. | | It was a kit worth about 10EUR, and we have hundreds of | EUR's of Lego. Now we've stopped buying Lego. Also, less | plastic crap. | | Not to sound bitter, but the big friggin majority of kids | toys industry is shit and the world would be a better place | without it. Sorry for the steam :S. | [deleted] | jacquesm wrote: | You're right to be bitter, especially so because Lego has | a pretty sordid history in this respect, the only reason | they exist is because the founder copied someone else's | IP and made a bundle of money on it. At the root of every | great fortune there is a great crime. Oh, and the | original inventor committed suicide. Those little | details. | em-bee wrote: | the patent for the lego figure is expired too. they still | have a 3d design mark on the figure which bluebrixx is | working now to overturn. | | you tried to privately import a single box? i can | understand lego going against commercial importers, but | private shipments of individuals who don't have any | resources to defend themselves, that's just ridiculous. | | _However, a kit without Lego names or logos, and without | Lego-figures, and without any branding or copy of | existing Lego-kit, should be ok._ | | and they are. but you have to make the effort to defend | yourself against the accusations, which a commercial | importer can do, but it's totally unfair to put that on | individuals for a single set. | | which set exactly did you try to import? | | there are a few large importers in germany, you may | consider those. avoids the hassle... | eigenket wrote: | Where are you from? In Britain I'm pretty sure I've never | heard anyone say "Legos", it sounds very American to me. | jerf wrote: | My main point here is that you probably don't run around | saying LEGO, in all caps, not singular vs plural. | | I understand why the LEGO corporation does it, but it's | their problem, not ours, and we don't really need unpaid | lego consultants running around lecturing people about | the "correct" way to refer to them. | eigenket wrote: | Yeah I was just surprised by the assertion that | | >"Legos" is clearly in common usage | | Given that I don't ever hear people using it. | | Personally I get faintly annoyed by people saying "legos" | the same as I would by people saying "sheeps" instead of | sheep when referring to multiple, although I don't think | I've ever corrected anyone over it. | munificent wrote: | _> Given that I don 't ever hear people using it._ | | I certainly do. The people around you are not a uniform | sample of all communities on Earth. | eigenket wrote: | That was exactly my point. The guy was saying people | shouldn't correct an "incorrect" thing which is in common | usage, but I was trying to emphasise that it isn't common | usage everywhere. | hprotagonist wrote: | i remember being galled by it in the late 80s, so this | debate, at least, has been going on for some time. | 1024core wrote: | > My main point here is that you probably don't run | around saying LEGO, in all caps, not singular vs plural. | | WHAT? DOESN'T EVERYBODY SHOUT WHEN THEY SAY LEGO?? | em-bee wrote: | we do when we step on them | frosted-flakes wrote: | I think it's fairly obvious why they want people to refer | to them as a brand--they don't want to lose their | trademark. If LEGO becomes so generic as to lose its | association with the company that created it, then they | lose out to all of the copycat companies. Velcro has done | the same ("hook and loop, one side's a hook, the other's | a loop"...). | mitchdoogle wrote: | Strange because as an American I've almost always heard | to them referred as Legos. As a kid, my friends and I | said, "let's play with Legos". My parents would say " get | these legos off the floor". Seems odd to me to think of | these phrases without the "s" on lego | eigenket wrote: | I have a pet theory - in north america you have a popular | snack called an eggo (pluralised to eggos) thats | basically a waffle. | | I think americans started calling lego legos because they | were already calling eggos eggos. In the uk and europe | generally we don't have eggos, so we don't have legos. | em-bee wrote: | the catchphrase from the advertisement is "leggo my | eggo", where leggo means "let go" which can't have an s | appended. i have never had them so i am not sure, but i | don't think they are that popular, and i haven't seem | them referred to in plural | gbear605 wrote: | As a kid, I heard people say the phrase "legos my eggos", | (since the "leggo" had lost al of its association with | "let go"). | j4yav wrote: | Please, the Eggo corporation would prefer you refer to | them as one EGGO or multiple EGGO waffles (tm) | eigenket wrote: | Interestingly the company initially wanted people to call | them "Froffles", but people apparently called them | "eggos" due to the fact that they taste eggy. Then the | company changed the name to "eggo" to reflect that. | | I checked the wiki page and thought the contrast between | the two approaches is interesting. | greenwich26 wrote: | More likely, the Americans lengthen the e in the first | syllable into almost a diphthong, like /eI/, and shorten | the "o" in the second syllable into a schwa kind of sound | that can comfortably be followed by /z/. Meanwhile, in | British and many European accents, the first syllable is | short and strongly stressed /e/, and the o is /oU/, and | you can't add an s without contorting your mouth in some | horrible way. Which is why British people are so | disgusted by "Legos". Try saying it with an American | accent. | unbalancedevh wrote: | As an American who grew up playing with and saying | "legos," I've never heard anyone pronounce it the way | you're suggesting. | eigenket wrote: | Yeah thats probably a more reasonable explanation than my | theory. On the other hand its pretty common to say silos, | speedos (both for swimwear and slang for a speedometer) | and flamingos in British english and they have very | similar endings. | tragomaskhalos wrote: | It seems to be a fairly clear-cut geographical divide - | Americans always pluralise, Britons never do. Without | knowing but based on other lexical splits, I'd expect the | majority of the rest of the Anglophone world to follow | British usage, with Canada going either one way or the | other. Usually Americans can cite 17c usage as a | precedent - not in this case ! | em-bee wrote: | you are of course right, and people have been trying to get | the word lego to be used as a common term for all lego | compatible bricks, but that's dangerous as for now lego can | stop anyone from publishing anything about alternative | brands using the term lego. so they have to avoid doing | that or will get in trouble. better to avoid the term lego | altogether and just call them bricks. | shoefindortz3 wrote: | You might not really need to avoid using the term in a | way that is understood by the general public. There are | quite a few (United States) precedents for losing | trademark if a term becomes genericized. For example: | Asprin, Escalator, Flip Phone, etc. | | There is a wikipedia list: https://en.wikipedia.org/wiki/ | List_of_generic_and_genericize... | dividedbyzero wrote: | I use "bricks" (or the very neat tearm "Klemmbausteine" | in German) in any context where Lego legal might want to | interfere, and stick to Lego/Legos otherwise. It's a | common term beyond any reasonable doubt by now, and | corporations really shouldn't pry their greedy tentacles | that deeply into everyday life. | em-bee wrote: | right, i have a hard time avoiding the term lego at home | with my kids too. the main problem for me though is that | i am quite disappointed with how lego treats competitors | that i just don't want to promote the lego brand anymore. | | btw: german seems to have developed two terms. i don't | know where it originated, but bluebrixx (and i don't know | who else) uses the term "noppensteine". | | we'll have to see which term becomes more popular. both | are descriptive, but "noppen" is a rather rarely used | word which feels a bit wierd when you are not used to it. | [deleted] | incanus77 wrote: | Jesus, I'm gonna stop reading comments on LEGO posts here | since every time there is a grammar war. | | I and everyone I know has been calling them LEGOs since I was | a kid in the 70s; that's good enough for me. | throwaway287391 wrote: | Even you're misconstruing their recommendation. "LEGO is | always an adjective" implies there is no plural form, because | there is no noun to begin with. You're supposed to say "LEGO | brick(s)", apparently... | fnord77 wrote: | I don't think we should allow corporations to dictate how we | use language. | tkahnoski wrote: | Anyone know of an alternative site to buy bare lenses? Trying to | find something where I wouldn't fork over the international | shipping fees. | skeletonjelly wrote: | As an Australian I share your issues! Interested to see if | there's any responses | MarkusWandel wrote: | Note how this is built in the "stacked" method, i.e. old school | Lego. Even with technical parts, this was uniquely accessible. My | proudest achievement was a smooth running, jamproof pump for | elevating marbles; you can see it from about 0:27 in this old | camcorder video: | | https://youtu.be/Mw3dUbRfMSw?t=24 | | These Legos encouraged engineering thinking all the way and were | the defining toy of my childhood. | | Modern Legos are stunning. Look, for example, for the Rubik's | cube solve machine that can twist a (lubricated) cube to | completion in a few seconds. However they're no longer stacked | from bottom to top; they're built "inside out" and the best tool | to come up with a design for them is probably a CAD program. | Stunning results for those who have put in the time, but not so | encouraging for tinkerers just starting out. So it's nice to | still see "old school" stuff being built. | app4soft wrote: | JFTR, There are few other projects on Lego-based microscope | design on GitHub[0], for example _IBM 's MiscroscoPy_[1]. | | [0] | https://github.com/search/?o=desc&q=lego+microscope&s=update... | | [1] https://github.com/IBM/MicroscoPy | napolux wrote: | what's the magnification of this? I see 100u from the video, but | is there any measurement? | notanote wrote: | From the paper: | | For the high-magnification objective we find M = 254x. For the | low-magnification objective we find M = 27x. | robochat wrote: | This reminds me of the Lego seismometer: | | https://mindsetsonline.co.uk/shop/lego-seismometer-kit/ | jimmySixDOF wrote: | Back in 2017 I supported a Kickstarter for Foldscope - The | Origami-inspired Paper Microscope. I got a classroom package and | they are still in use for all I know. | | Foldscope is analog and priced to fit low income countries STEM | needs but this Lego hack is nice too. | | [1] https://www.foldscope.com/ | kuu wrote: | Interesting. It's a pity that shipment costs to my country | multiply the price by 5 :\ | snypher wrote: | Yes, even $10 for the paper microscope is too much. It was | designed to be cheap to increase access to instruments and | make them more likely to be used. Selling them in this way | really makes me wonder where the profit goes. For comparison | I have a Carson Microbrite 60x-120x and it was $12. | | Edit: as an aside, how do they have discontinued items in | their store that are for 'international' orders only? | whoisburbansky wrote: | I was under the impression that the individual kits are | sold for much more in order to be able to fund subsidized | kits for classrooms. | imagineerschool wrote: | Thank you! I have used Foldscopes with my students and had SO | MUCH FUN! | evanb wrote: | Here's a functional all-Lego microscope: | https://ideas.lego.com/projects/fcce15cd-27e0-405b-990b-681b... | | No non-Lego pieces; even the lenses are Lego minifig-scale | magnifying glasses. | | Unfortunately, it didn't get enough backers in time to advance to | production. | jonplackett wrote: | The downside being that the 'through microscope' image just | looks like a badly enlarged version of what you can see on the | slide... | jayceedenton wrote: | This is fantastic. There are some incredible ideas on that site | and this microscope is a good example of an expert model maker | using their creativity to work _with_ the constraints of the | Lego. | | Lego seems to provide just the right amount creative control | whilst still imposing its own rules and limitations. You see | tiny models that express the character of the subject so well, | often by using blocks in unexpected ways to create the subtlest | hint of a form. The end result has so much charm but requires | great skill. | | That site led me to this working piano: | | https://www.youtube.com/watch?v=dM7kj5XI_HY | | Well, I guess it's silent, but it has the mechanics. Wow. | Tabular-Iceberg wrote: | I wonder if it would hold any weight in the dispute if he claimed | the brick was not actually a Lego brick, but one of the numerous | perfectly legal stud-compatible knock-offs. | foreigner wrote: | Pity you still need non-lego lenses though. Can anybody come up | with a way to avoid that? Perhaps something based on the | principles of a Camera Obscura? | em-bee wrote: | try this: | | https://rebrickable.com/mocs/MOC-4627/Nico71/lego-microscope... | | it uses a water drop as a lens. | [deleted] | bombcar wrote: | From another comment: | https://ideas.lego.com/projects/fcce15cd-27e0-405b-990b-681b... | pachico wrote: | Why a pity? Why the obsession of putting the money in only one | pocket even at the great cost of losing the concept of hacking | you way through it? | | I think it's great that you can use piece of all sorts and I'd | encourage everyone to follow the same principle. | exar0815 wrote: | Risky. They will most probably be hit with a cease and desist by | Lego because it is Lego, and by Apple for unauthorized use of | Apple parts. | | On a more serious notez absolutely great project! | rozab wrote: | There is a huge market for unofficial sets (MOCs) which Lego | has always allowed to exist. Distributing instructions is | definitely fine. | | https://buildamoc.com/ | offtop5 wrote: | Why though. | | You need to physically buy Legos for this project. It's not | like their showing how to print Legos | em-bee wrote: | the patents for lego bricks have long expired, so anyone can | copy them, which is why we are now seeing many alternative | lego compatible brands, because they are in fact legal. | | what is not legal is to clone the exact models that lego | produces, and to pretend that a clone is lego, which it | isn't. but as long as the alternative brands come up with | their own models they are perfectly legitimate. | | as for this microscope, it's not even a product, just a | design, there are websites where these designs are shared, | and even sold (without the bricks which you have to acquire | separately). you can even upload your own designs to a lego | ideas site where you can promote it and ask lego to sell it | as a model. | lostgame wrote: | Not to be _that_ person, but it 's 'LEGO', whether singular | or plural. I used to work for LEGO and they would take this | really seriously. | | Similar to 'deer', one LEGO brick is one LEGO brick. A pile | of LEGO bricks is still a pile of LEGO bricks. :) | | https://twitter.com/lego_group/status/842115345280294912 | dsr_ wrote: | LEGO fan for 40+ years here, last set purchased a couple of | weeks ago. Don't bother doing this. | | - People who care will notice that other people who care | use the term appropriately, and will do it themselves. | | - People who don't care won't, and will be annoyed if you | correct them. | | You can use the difference as a shibboleth. | InitialLastName wrote: | LEGO (the company)has to take it seriously because they | have to defend their trademark. Likewise, the manufacturer | of hook-and-loop fabric closures has to be very clear [0] | when a hook-and-loop fabric closure is their product or | not, but lay-people are happy to call them all Velcro. | | [0] https://www.velcro.com/about-us/trademark-guidelines/ | | Edit: pronouns not my game | em-bee wrote: | i think you meant to say "their trademark" | InitialLastName wrote: | Yeah fixed. | detaro wrote: | How is that relevant to the plural case? | spijdar wrote: | Like someone mentioned in another thread (edit: and another | reply written while I typed this), LEGO the company cares | about this for trademark reasons -- they don't want the | word to become generic and lose trademark protections. | | In the US, I've never actually heard someone use the | "correct" plural, everyone just says "Legos", which makes | it reasonably correct IMO. That said, I've heard "LEGO" | plural occasionally in Europe, more people seem to care | across the pond. | blackoil wrote: | Sued for making things with Lego!! That would be ironic. | jayfk wrote: | It wouldn't surprise me if they get sued by lego: | https://www.dailymail.co.uk/news/article-6623789/Lego-sues-Y... | OldTimeCoffee wrote: | You've linked a Daily Mail story with a baseless assertion | and LEGO themselves said it was because of the logo of the | store. The story has the owner of the store holding up a | t-shirt of the logo such that it's somewhat obscured and the | remaining focus is on the store itself. | em-bee wrote: | this guy unfortunately did make some mistakes. he did | change his logo though, but he later got in trouble again | for not clearly distinguishing between lego and compatible | brands. | | however lego has been very heavy handed in dealing with him | and others, causing him to choose to stop selling any lego | in his store, focusing on alternative brands only. | | lego is trying to prevent competing brands to sell their | models at all costs. currently they are fighting bluebrixx | and johnny's world, who are both large german importers of | alternative brands on the basis of the similarity of their | minifigures, while those minifigures are not similar at all | (except for the fact that they have the expected body parts | and are compatible with lego bricks) | pantalaimon wrote: | Well he stopped selling LEGO after that and is now | promoting LEGO alternatives which do have a better price / | quality ratio. | | That LEGO tries to push any competition out of the market | with shady legal tactics (e.g. claiming minifigures appear | too similar even though they clearly feature different | proportions and characteristics) while at the same time | hiking prices leaves a bad taste. | em-bee wrote: | indeed. fortunately bluebrixx is now attempting to get | the lego 3d design mark of their minifigures invalidated. | not because bluebrix wants to sell minifigure clones, but | because lego is using their 3d mark as basis for their | claim that any other minifigures even dissimilar ones | would violate that mark. bluebrix believes that they have | a good chance to be successful. | cbsudux wrote: | This is a great project! ___________________________________________________________________ (page generated 2021-04-23 23:00 UTC)