[{"data":1,"prerenderedAt":329},["ShallowReactive",2],{"project-22616010":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":20,"keywords":22,"reception":27,"sentiment":28,"stance_mix":29,"scored_comments":34,"aspects":35,"strip":42,"post_text":45,"what":46,"said":84,"maker_in_thread":163,"shape":172,"grid":174,"attempts":291,"same_week":292,"maker_shows":40,"maker_hidden":321,"reader_version":322,"card":323},"22616010","LitiHolo","Moving from a desktop hologram lab to a 3D hologram printer","title","Show HN: Moving from a desktop hologram lab to a 3D hologram printer","https:\u002F\u002Fwww.litiholo.com\u002Fhologram-kits.html","litiholo.com","hologram-paul",1584535854,2020,96,53,671,3028,23,"notable","hardware","holography kits and 3D hologram printer",[23,24,25,26],"holography","hologram printer","laser hologram kit","hologram film","loved",0.238,{"positive":30,"neutral":31,"mixed":32,"critical":33},6,13,0,1,20,{"pricing":36,"execution":37,"design":38,"idea":39,"performance":41},{"positive":33,"critical":33},{"positive":32,"critical":32},{"positive":32,"critical":32},{"positive":40,"critical":32},2,{"positive":32,"critical":32},[32,43,32,44,43,32,44,33,32,44,43,32,43,32,32,32,32,32,32,44,32,44,32,32,44,44,32,44,44,32,44,44,44,32,43,32,43,44,32,32],5,3,null,{"problem":47,"audience":57,"pricing":68,"motivation":77,"time_to_build":45,"stack":81,"openness":82,"stage":83,"team_size":82},{"value":48,"source":49,"evidence":50},"Making real laser holograms is hard and expensive; the maker wants to make hologram creation accessible.","maker",[51,54],{"id":52,"by":11,"text":53},"22616014","Hey HN! LitiHolo (I'm the founder) already makes the Hologram Kit and Full-Color Hologram Kit. They let you make real laser holograms on an average desktop with self-developing…",{"id":55,"by":11,"text":56},"22619710","Yes, I lived in NYC for many years, and actually made hologram portraits in the basement of the old Museum of Holography off Canal Street. One of our big pushes for the 3D…",{"value":58,"source":59,"evidence":60},"Hobbyists and anyone interested in making holograms, including families and hologram engineers.","inferred",[61,65],{"id":62,"by":63,"text":64},"22620801","yummybear","This is great, really grat. I’d love to try this with my kids. It’s probably a bit too expensive for me at the moment at 75 plus shipping (also I’m in europe), but at $50 I’d buy…",{"id":66,"by":11,"text":67},"22620572","Yes, agreed! Although I tell people that what we are doing currently with the Hologram Kits is helping to create the next generation of hologram engineers. So they can build what…",{"value":69,"source":49,"evidence":70},"Hologram Kit under $100; commenter says $75 plus shipping, and a $4 per plate cost was discussed.",[71,74],{"id":72,"by":11,"text":73},"22621012","As hologram technology gets more wide spread, the price will be able to come down. Right now a \u003C$100 Hologram Kit replaces what used to cost $1000's. So we're moving in the right…",{"id":75,"by":11,"text":76},"22623094","We put all of our film on glass plates for the stability. We currently don't have a film-only option, because the success\u002Fquality for getting good holograms has not been as good.…",{"value":78,"source":49,"evidence":79},"To put hologram-making technology into everyone's hands, like Makerbot did for 3D printing.",[80],{"id":55,"by":11,"text":56},[],"unknown","prototype",{"praise":85,"objections":102,"requests":120,"questions":136,"alternatives":148},[86],{"value":87,"source":88,"evidence":89},"Impressive full-color hologram examples and democratizing holography.","commenter",[90,94,98],{"id":91,"by":92,"text":93},"22618903","ben_w","Your full-colour example is very impressive! I see several opportunities for currently impossible costume designs. Personally, I’ve wanted something similar — but larger — for a…",{"id":95,"by":96,"text":97},"22625353","zalo","Hi Paul, I'm a big fan of your work democratizing holography, and I love the idea of a small-scale hologram printer. If you need any assistance with a Unity, Three.js (WebGL), or…",{"id":99,"by":100,"text":101},"22623071","carapace","Holy cow! My hat's doffed to you sir. Good work! (Also your site strikes a nice balance between info and marketing.)",[103,113],{"value":104,"source":88,"evidence":105},"Plates seem expensive compared with bulk film and hobbyist grain plates.",[106,110],{"id":107,"by":108,"text":109},"22622946","aidenn0","If I already have a setup for developing film, can I use the setup with bulk rolls of film? It looks like the self-developing plates have a lower premium than I expected (if it's…",{"id":111,"by":108,"text":112},"22623600","Yeah, I was certainly expecting more than the $4 per plate implied by the prices I saw on your site. That's not much more than low quantity 40nm grain plates from hobbyist sites.…",{"value":114,"source":88,"evidence":115},"Concern about vibration and humidity affecting results.",[116,119],{"id":117,"by":100,"text":118},"22622173","On your site it says: > These are real holograms, based on the physics that won a Nobel Prize, not some gimmick or reflection. How does it work? How do you cope with vibration?",{"id":111,"by":108,"text":112},[121,125],{"value":122,"source":88,"evidence":123},"Larger hologram sizes and poster-sized prints.",[124],{"id":91,"by":92,"text":93},{"value":126,"source":88,"evidence":127},"Landscape and animated holograms.",[128,132],{"id":129,"by":130,"text":131},"22622737","smhinsey","Is it feasible to do landscapes or is this more for macro distances?",{"id":133,"by":134,"text":135},"22619075","anon012012","You could print many frames from a video, and then if you move them fast, you'll have the illusion of a holographic video.",[137,141],{"value":138,"source":88,"evidence":139},"How does the hologram work and handle vibration?",[140],{"id":117,"by":100,"text":118},{"value":142,"source":88,"evidence":143},"How many angles fit on a film and what limits size?",[144],{"id":145,"by":146,"text":147},"22621860","matt_the_bass","How many angles\u002Fslices\u002Fimages\u002Fwhatever you call them can you fit on a single film? What is the limiting factor? What limits the form factor size?",[149,156],{"value":150,"source":88,"evidence":151},"Geola hologram printing as a service in Lithuania.",[152],{"id":153,"by":154,"text":155},"22620835","drazvan","http:\u002F\u002Fgeola.com\u002F in Lithuania have a \"hologram printing as a service\" that works quite well, check them out.",{"value":157,"source":88,"evidence":158},"Holographic Studios in NYC for custom portraits.",[159],{"id":160,"by":161,"text":162},"22619620","noyesno","One of my bucket list items is a visit to Holographic Studios [1] in NYC to get a custom portrait. [1] https:\u002F\u002Fwww.holographer.com\u002F",{"comments":164,"answered":165,"key":166},27,12,[167,168,169],{"id":52,"text":53},{"id":72,"text":73},{"id":170,"text":171},"22622299","The unique self-developing hologram film captures the interference pattern of the laser light, which is the hologram. The optical layout for our kits reduces the vibration issues…",{"commenters":34,"max_depth":43,"maker_replies":164,"first_comment_mins":32,"lifespan_hours":173},26,[175,177,179,180,182,183,185,187,189,190,192,194,198,200,201,204,206,208,212,214,215,217,218,219,223,225,227,230,233,235,238,240,243,245,247,249,251,253,255,257,259,261,263,266,268,270,272,275,280,282,283,285,289],[52,32,32,176,11,33],"maker\u002Fneutral\u002Fidea",[62,32,43,178,63,32],"project\u002Fpositive\u002Fpricing",[72,32,32,178,11,33],[117,32,44,181,100,32],"project\u002Fneutral\u002Fexecution",[170,32,32,181,11,33],[99,32,43,184,100,32],"maker\u002Fpositive\u002Fnone",[186,32,32,184,11,33],"22623128",[107,32,44,188,108,32],"project\u002Fneutral\u002Fpricing",[75,32,32,188,11,33],[111,32,33,191,108,32],"project\u002Fcritical\u002Fpricing",[193,32,32,181,11,33],"22623666",[195,32,44,196,197,32],"22625244","project\u002Fneutral\u002Fdesign","akiselev",[199,32,32,196,11,33],"22627751",[95,32,43,184,96,32],[202,32,32,203,11,33],"22627735","maker\u002Fneutral\u002Fnone",[91,33,43,205,92,32],"project\u002Fpositive\u002Fidea",[207,33,32,196,11,33],"22618982",[209,33,32,210,211,32],"22623508","other\u002Fneutral\u002Fnone","jazzyjackson",[213,33,32,203,11,33],"22623575",[153,40,32,210,154,32],[216,40,32,176,11,33],"22620974",[160,44,32,210,161,32],[55,44,32,176,11,33],[220,44,32,221,222,32],"22622875","commenter\u002Fneutral\u002Fnone","myself248",[224,44,32,221,11,33],"22623152",[145,226,44,181,146,32],4,[228,226,32,229,11,33],"22622000","project\u002Fneutral\u002Fperformance",[231,226,44,229,232,32],"22626114","dTal",[234,226,32,229,11,33],"22627838",[236,43,32,210,237,32],"22620527","kelvin0",[66,43,32,239,11,33],"project\u002Fneutral\u002Fidea",[241,30,44,239,242,32],"22620401","19870213",[244,30,32,239,11,33],"22620514",[246,30,44,239,242,32],"22621359",[248,30,32,239,11,33],"22621403",[250,30,44,239,232,32],"22622908",[252,30,32,239,11,33],"22623198",[254,30,44,239,161,32],"22624863",[256,30,32,239,11,33],"22627862",[258,30,44,239,232,32],"22622860",[260,30,32,239,11,33],"22623196",[129,262,44,239,130,32],7,[264,262,44,181,265,32],"22622866","gnramires",[267,262,32,181,11,33],"22623141",[269,262,32,239,11,33],"22623116",[271,262,43,205,130,32],"22623272",[273,262,32,274,11,33],"22623325","project\u002Fneutral\u002Fnone",[276,277,43,278,279,32],"22618582",8,"project\u002Fpositive\u002Fnone","aliswe",[281,277,32,176,11,33],"22618667",[133,277,44,239,134,32],[284,277,32,239,11,33],"22619188",[286,287,32,210,288,32],"22621800",9,"enjrolas",[290,287,32,221,11,33],"22622018",[],[293,298,303,308,313,317],{"id":294,"name":295,"points":296,"category":297},"22576940","Kosmi",494,"consumer_social",{"id":299,"name":300,"points":301,"category":302},"22574441","physics",295,"learning_science",{"id":304,"name":305,"points":306,"category":307},"22616456","Covid-19 Interactive Model",291,"infrastructure",{"id":309,"name":310,"points":311,"category":312},"22607402","WorkOS",205,"dev_tools",{"id":314,"name":315,"points":316,"category":297},"22615515","Helm",196,{"id":318,"name":319,"points":320,"category":312},"22565423","Counters",177,false,"v2",{"id":324,"name":5,"line":6,"ai":321,"cat":20,"year":13,"points":14,"comments":15,"rec":27,"s":325,"top":18,"kw":326,"maker":11,"domain":10,"tier":19,"attempts":32,"strip":327,"url":9,"mix":328,"praise":87,"objection":104,"sub":21},22616010,0.24,[23,24,25,26],"0503503103505000000303003303303330505300",[30,31,32,33],1794036587663]