Questions tagged [obj]

OBJ (or Wavefront) files are plain text files that contain 3D geometry data. Blender can import from and export to this format. This tag is specifically for questions about using files with a '.obj' extension with Blender and is not to be used for general 'object' questions.

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Textures & Exporting as OBJ (No textures on exported object) [duplicate]

I have followed various guides on how to attach textures to models using nodes, as well the baking method. I've tried searching this somewhat extensively but have yet to find a solution to my problem. ...
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Import sequence of .obj files, with same vertex order (and count)

I have a sequence of .obj files. Each file has the same number of vertices in the same order. I'd like to import them such that they're the same object, but animated (I can't use .mdd format as the ...
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32 views

Why are the quads on this imported obj refusing to show smooth when looking from the right?

I have imported a model from turbosquid as an obj and set up the normal and the opacity that was included with the model and the UVs seem to work fine. For some reason every quad is showing as a try ...
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27 views

Import .obj file results in nothing but the name being imported

I asked this question already and got zero useful responses. Trying again. (Note: I'm new to Blender. Before I commit a lot of time to trying to learn how to use it, I'd like to be reassured that it ...
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1answer
27 views

Can Blender import Carrara files converted to OBJ or 3DS?

Long term hobbyist-user of Carrara (formerly Ray Dream Designer) on MacOS. The last version I purchased was 8.1.0.151, dating back to about 2011. Recent changes in MacOS have rendered this app ...
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8 views

Crashing on Export (FBX)

I'm only able to export my mesh as OBJ, though I really need to export as FBX directly and whenever I try it keeps crashing as soon as I name my file and hit "ok". I tried exporting as OBJ, ...
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My imported 3d model is weirdly textured with transparent and depth issues making it look bizarre even when rendered

I just imported this wooden house OBJ from a free 3d model website, turbosquid I believe. It came with textures but was originally a hot pink color so I have to use the "find missing textures&...
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25 views

How to smooth object imported from AutoCAD?

I have been modelling this product and the surface seems to be irregular. I have tried multiple methods to smooth en this but not successful yet I have imported this file from Autocad as a .obj file. ...
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18 views

Blender crashes when importing FBX or OBJ from Mudbox

I exported a project from Mudbox once as an FBX and once as an OBJ, tried importing them both into Blender (separately, of course) with the same result: a crash. Anyone know why this might be? I'll ...
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20 views

Very weird error after import .OBJ

I sometimes get this error while importing an large .OBJ file. The Mesh is completely broken. Can someone help me, please?
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25 views

OBJ. or USDC file doesn't work in PROCREATE APP, is this UV map fine?

Let me tell, this is a great community here, very helpful questions and answers thank you all... I'm a newbie in Blender and currently working on a wirelike shaped model which I will be 3D coloring ...
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16 views

Why does this box have a darker lower half? [duplicate]

I downloaded a box model from TurboSquid and found that it has this darker lower half that I don't know how to get rid of. Any help would be appreciated (total newbie) Here's what it looks like in ...
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23 views

How do I export from Blender to .obj file without there being hundreds of files?

I am trying to export my Blender project to a .obj file, but everytime I do, there are a million little files created: From a simple cube it created literally 500 files. I followed a tutorial on ...
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Import volumetric video (OBJ sequences)

I have a set of OBJ files (1000+) with the associated texture maps as JPG files. I want to import those into Blender using the Python API either sequentially or all at once and play them while ...
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16 views

How to export node tree to mtl [duplicate]

I created a nice "Pattern" using the node editor, When I try to export it to .obj and .mtl file and use it in website, using Three.js. But I found my nice pattern were gone, only the basic ...
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22 views

Imported Obj "Tears" visually but not in the mesh

Been having an issue with certain objects modelled in Sketchup and exported as Obj into Blender. On import faces occasionally have this bizarre visual tear that I cannot seem to get rid of. A ...
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1answer
86 views

Blender import - What's the difference between Wavefront and Alias Mesh?

I'm building a project that has a PCB (printed circuit board). I designed this using EasyEDA - Link to the project I exported the 3D model from it. This creates an ...
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1answer
31 views

OBJ group tag as just material name

I have an issue with exporting as an OBJ where no matter what I try I can't get the "g" tag in the OBJ file to be assigned to the material name, is there a script that could rename them or a ...
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Issue when importing an Adobe Fuse model

I'm trying to import a model that I made with Fuse. But everytime I try to import my .obj model I have this message. If you have any solution I would really apperciate ;)
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1answer
46 views

OBJ import coordinates

Importing OBJ files in blender gives positions that don't (textually) match the .obj file. That is to say, a vertex that has position ...
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16 views

Encode Wavefront obj file directly without saving it in directory

In Blender 2.93 scripting, I want to create an Wavefront Obj file upon a Flask post request. Originally my workflow is like this: ...
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58 views

How do I stop all imported models coming in with blend mode set to 'alpha blend'?

Every OBJ or FBX I import seems to be set to 'alpha blend' inside of Blender by default. I have a lot of objects in an FBX file that I want to bring in, but they all come in as 'alpha blend'. I don't ...
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21 views

a .OBJ model can't be seen, is this a bug or what? [duplicate]

so i import a model that downloaded from a website, the weird thing is, it loads perfectly, i can see it on solid mode and texture paint but cannot be seen on Rendered mode. what is happening?
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43 views

Size of imported 3D-Mesh is not realistic

I imported a 3D-mesh of a coral fragment as an OBJ-file. The coral fragment is approximately 1cm x 2 cm. After importing it to Blender, I measured it and the size was way larger. The ruler function ...
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34 views

How to add color to .obj file for 3d printing service?

I am trying to add the texture to my .obj file properly so it can be printed by my 3d service, I am having a lot of trouble because it has a deadline. It's not a stamp texture, I have tried this in ...
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15 views

Using .obj/.fbx 3D scenes in Blender

I am trying to use and control .obj/.fbx extension type 3D scenes bought from Evermotion in blender. But I noticed that the lighting information is not preserved or something when i open these files ...
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1answer
203 views

AttributeError: 'str' object has no attribute 'dimensions' [closed]

i have a bpy code for taking in objects and exporting their bounding box as a .obj, but i keep getting this error whenever i try to copy the dimensions of the mesh: ...
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1answer
400 views

how to combine png,mtl and obj files and then export them as a gltf

totallly new to CG and havent a clue! :slight_smile: Please would someone tell me how to combine (simply) a png, mtl and a obj to create a gltf? Please bare in mind I have PTSD and am only beggining. ...
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1answer
55 views

How can I create an animation from a sequence of obj files?

I have a bunch of obj files of human heart, at different times. I'd like to turn them into an animated version(so that we can see the contraction and relaxation in animation), but how can I do that? ...
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57 views

Obj export : change mtl mapping path mode

I'm quite new to this, I tried to search for answer but I wasn't able to find a solution. I'm on Blender v2.83.1 and I want to export obj to upload into an other software, which seems to not know how ...
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33 views

How do I retain material(s) from a 3ds file(which comes with a gsm file) when converting it to obj?

Basically, I have downloaded some models from https://archive3d.net/. These files contain a 3ds, a gsm, and some texture files. So, to open them in the blender I convert the 3ds to obj but doing so ...
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1answer
51 views

mtl is not importing with obj [duplicate]

How to import a .mtl file? I have read many questions like this one above and cant seem to find one that helps. I downloaded a mewtwo model from here (https://www.cgtrader.com/free-3d-print-models/...
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1answer
81 views

How to convert .OBJ and .MTL along with separate textures to one large texture

So reading that title may confuse a lot of people, I mainly just want to take a .obj along with its .mtl and the textures and ...
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1answer
99 views

Import multiple obj files in separate collections

https://gist.github.com/p2or/af5bc4fae39b16f8d505 This tool work very fine but exist a tool that import also multiple objs in separate collections, each for every single file? Thanks.
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1answer
404 views

How do I properly export my model, materials and textures for use in a Fallout 4 mod?

So I'm brand new to blender, only started learning it last week so sorry in advance if I use the wrong terms, don't provide the right details or am asking something that is impossible to do. Basically ...
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23 views

Transitioning Mannequin models for use in SketchUp - OBJ or FBX and Sub Surf Modifiers?

I'm looking to purchase some Mannequin models to use in SketchUp because it's my primary modeling software. I mostly do architectural rendering so at the moment my knowledge of Blender is Part 4 or 5 ...
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46 views

Decimate and dissolve don't remove triangles!

I can't lower triangle count in my obj I brought in from Daz 3D. Right now there's no textures. I tried multiple numbers on Decimate and limited dissolve. I tried everything on these two other pages: ...
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1answer
39 views

Same faces for different objects

I am new to Blender. I have 2 objects (e.g 2 box mesh) I would like to export their properties as obj file using python scripting. I would like to export the vertex of both objects firstly, followed ...
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24 views

CAD Workflow, Add Update Imported model option to the FBX,OBJ etc. and keep materials

Is there a way to update the CAD geometry after it has been changed but keep all the Blender materials? I want to avoid having to re-apply materials every time that there are changes on the design. ...
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53 views

Exported OBJ has weird normal

To be honest, I don't know if it's the problem with the normals or something else. On the solid view, it looked fine. But, when I turned on material view, it gave this hollow-ed mesh looks. What could ...
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1answer
106 views

Import .obj error, Sequences of dimension 0 Contain 3 items, not 2

Good afternoon, I'm having issues importing a .obj file of the USS Ticonderoga (purchased from vendor). Whenever I try to import it, I get the error shown in the image below (sequences of dimension 0 ...
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3answers
116 views

Remove extra digits in OBJ file export

In my OBJ file (exported with Blender), I noticed that there are many digits: ...
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62 views

Importing OBJ with MTL and PNG doesn't work

I have very simple OBJ, MTL, PNG files which are linked. Here's my file (There are my local path in OBJ, MTL files) I can open OBJ with texture in 3D viewer (windows basic program). But when I import ...
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2answers
76 views

Imported Roblox obj Model looks weird

I tried to import my Roblox character as an .obj. But after I imported it, it totally looks messed up (like holes in it). Usually it worked a while ago! I hope you can help me!
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43 views

Alias file export with OBJ files to blender, How can I keep Object separated meshes?

As my title says, when I export my alias file as OBJ, and open at blender and then I join the OBJ files for a collection. How can I keep OBJ files separately when I put materials to OBJ after joining ...
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1answer
43 views

About obj files to export with textures

How to import a wavefront obj file with textures without having the mtl files as I have downloaded a model but it does not contains the mtl files it have only the textures and obj.
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.OBJ lacking "apply unit" scale option

I'm working on models that are much smaller than the default cube, which seems to lead to a number of issues (auto-merge kicking in too liberally, color ramp coverage being squished towards the center,...
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1answer
85 views

Can I import .mtl file without the corresponding .obj file to a blender project (.blend file)?

I know that .mtl file containing textures is usually associated with .obj and Blender loads .mtl automatically (in most case scenarios) when corresponding .obj is imported. But is there any way to ...
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33 views

exporting obj. file correctly from blender 2.9

I am kindly asking you to assist me with fixing my obj. file. I made a bottle model in blender 2.9, exported it as an obj. file and sent it to the client. But when he opened the bottle in Dimension ...
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96 views

How can I import a binary OBJ file sequence?

I've been using my own application to generate binary OBJ sequences and then import them into Blender for rendering purposes. In Blender versions above 2.8.2 I couldn't find a way to import the ...