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Questions tagged [measurement]

Questions pertaining to measurements in Blender. Real measurements as well as Blender units are acceptable.

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Finding angle between two objects as seen from an axis

Suppose I have two cylinder objects that vary in Z-Location. Like this (Note: they move thanks to python-scripting) Now when seen from the top z-axis it looks like this Although they aren't overlaid ...
MAYDAE's user avatar
  • 3
2 votes
1 answer
161 views

Edge length measurement overlay selected but no lengths display

Hello Blender community, I am using Blender 4.0.2. I am attempting to view the lengths of some of the edges on my object. I am in Edit mode using edge selection (Hot key 2). I have checked the "...
bhumphreys's user avatar
0 votes
0 answers
30 views

Aligning two objects to create a fit score

I am currently in the process of devising an optimal strategy to employ a Python script that will facilitate the alignment of two distinct objects. The alignment is based on a point of origin located ...
Tim Carrender's user avatar
0 votes
0 answers
37 views

is there a way to know how many pixels are selected when cropping to render region?

is there a way to know how many pixels are selected when cropping to render region? is there an add-on which shows how much of the area is selected. When I try to select an area to make a perfect ...
blender breath's user avatar
3 votes
1 answer
84 views

I need help with specific measurement

there! I'm struggling with the measurement right now. I'm new at this and I'm trying to create a business card mockup. I have a specific size, 3.5x2 inches. But I can't get the size right. Can anyone ...
Renaissance's user avatar
0 votes
0 answers
17 views

How to create a hole in a rotated face and choose the distance between the external and internal edge? [duplicate]

I want to create a square hole in a wall, but I would like the space between the external and internal edges to have a specific measurement (0.005 m). I succeeded to do it on one wall because it is ...
Henrique's user avatar
0 votes
0 answers
13 views

Varying measurements from measuring tool and using the overlay panel to display the length of a side [duplicate]

As you can see I'm getting too VERY different measurements (24.1397mm and 222mm) on the same side, the 222 is measured by the "edge length" measurement overlay and the 24~ is from the ...
Fish63's user avatar
  • 1
0 votes
0 answers
105 views

How do I transform a mesh to have exact angles between two faces?

I am a brand new user to Blender and am having difficulty finding a way to "set" angles between faces for a mesh I am transforming. Currently, the angles are off very slightly, and I have ...
Kazutadashi's user avatar
0 votes
0 answers
11 views

Measurement and dimension is off [duplicate]

My object measures 300 mm high but in the dimensions it is registering at 151mm. how do I make them matchup? why are they different?
JK Denim's user avatar
1 vote
2 answers
413 views

Converting centimetres to pixels to render image

I have a question who Blender displays and renders the size output of an object. In Photoshop I have a canvas 500 x 500 pixels, and my image is 300 x 300 pixels. If I convert pixels to cm, I get 7....
blender breath's user avatar
1 vote
0 answers
472 views

Get circumference without just measuring edges

I need a way to get the circumference of a "complex" face. When I use the MeasureIt tool, the circumference appears much larger because of the vertex clusters (highlighted in yellow). I have ...
Ashlyn McCann's user avatar
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0 answers
36 views

Change color of cursor, for the measure tool

Is there a way to change the color of that circle cursor, for the measure tool?
Ryan Schultz's user avatar
0 votes
1 answer
39 views

How to keep the measure reference line fix?

Making confuse with the reference line with the measure tool. Until the measure tool is active the measurement and reference line is seen. When selecting on selection tool to extrude more or less the ...
atek's user avatar
  • 10k
3 votes
1 answer
276 views

How to zoom into micrometers?

Well, I'm trying to make a really precise and functional 3d model, but it seems like I reached the zoom limit and the grid limit in the milimeters. I'm considering just increase the size of everything ...
Fulano's user avatar
  • 133
0 votes
0 answers
2k views

How to set grid size to 1 mm

I have set the Unit to millimetres unit Scale to 0.001 and Grid Scale to 0.01. But still, ...
Johnykutty's user avatar
0 votes
1 answer
60 views

Question related to Blender measure tool

Newbie question, I'm afraid ... When enabling vertex snapping, in Solid Display, the Measure tool works ok. I can LMB snap to a start vertex and drag to an end vertex, release mouse button and the ...
JoNoS's user avatar
  • 25
5 votes
2 answers
679 views

Blender python - set location does not use centimeters

I can update a 3d object position with: some_3d_variable.obj.location = (0, 1, 0) This sets this object in meters i.e. 100 centimeters: This is not what I ...
nammerkage's user avatar
3 votes
2 answers
350 views

How to exactly measure the angle between two spheres, seen from the world origin?

this seems to be a simple question, still I'm surprised that I couldn't find any really satisfying answer... Supposed, I'm looking from Blender's world origin on two spheres sitting in somewhere the x-...
Dirk's user avatar
  • 31
0 votes
0 answers
57 views

Is there any way to select regions of mesh with shadow and measure the surface area of the mesh?

I am trying to quantify shadow on different parts of a mesh at different orientations of illumination. So far all I have found is to outline the shadow manually on the mesh, separate it and use the 3d ...
Jon B's user avatar
  • 1
6 votes
1 answer
384 views

Delete all measurements with python

Is there a way to delete all measurements with python? If you have any measurements in your scene you can run this to get the lengths of them, but I don't know how to delete them. ...
Lala_Ghost's user avatar
2 votes
1 answer
194 views

Measure tool: different results with/without snap

as you can see in the picture, I'm getting different results when measuring with/without snap. The last 3 measures do not use snap, while the rest do (either one side snap or two sides snap) The ...
joovunir's user avatar
1 vote
1 answer
244 views

Fspy: Align photo with existing Mesh

What I've got: An existing mesh of my living room (made with MeshRoom) A few 3D boxes added to the scene to simulate where I'll put a TV stand A picture of the living room. One of the pictures that ...
maxime1992's user avatar
1 vote
1 answer
52 views

Which measuring is the correct one?

Just noticed that the Measure tool on the left and the Measurement of Edge Lengths under Overlays give different results, here - 3.65 and 3.76791. EDIT - something is completely wrong there, just look ...
valk's user avatar
  • 333
4 votes
5 answers
1k views

How can I scale a mesh based on known distance between its vertices?

I've got a mesh representing my living room. I built the mesh using Meshroom. I ended up with a few things around the bit of my living room I'm interested in. I want to scale the entire mesh to the ...
maxime1992's user avatar
0 votes
2 answers
5k views

Blender Units and Scale

I'm new to Blender and I've followed some tutorials but i cannot figure out how to get the units to be 1 Unit = 1 mm, I have setup the below scene properties and the object has a scale setting shown ...
David Little's user avatar
0 votes
0 answers
19 views

Edges measurement - tool vs edges [duplicate]

I'm really confused about the way measurements are displayed in Blender. At first, I was using the Measure tool from the toolbar, which seem to show the right sizes, but at some random point, ...
Shay Lavi's user avatar
1 vote
1 answer
208 views

How to get measurement data like the distance between two points?

How to get measurement data like the distance between two points? I'd like to display them in addon as name1: 142.354mm name2:236.977mm name3:201.364mm ... thank you.
AidenLiu's user avatar
2 votes
1 answer
765 views

How to accurately change the size of my object to a specific size

I created an object and want to scale it to 35cm. Now I am confronted with two problems: I don't know exactly where to set the workspace to metric system and when I tried to add a plane as a reference ...
die.marls's user avatar
0 votes
0 answers
72 views

Newbie Question: Supposedly Inaccurate Measurements

I tried to make my measurements as accurate as possible, but blender still mucks it up. As seen in the photo, each stair step (tread) is measured as 30cm, so I made a hexagonal prism with a radius of ...
Extatement-Nongly's user avatar
3 votes
1 answer
792 views

Total length of a complex curve with many points

I'm trying to measure the total length of a complex curve with a large number of points. My initial input is a set of curves from an imported dxf file. I selected the section I wanted to measure and ...
Corey's user avatar
  • 133
1 vote
0 answers
126 views

Is Blender a mess for precise prototyping?

I came across this youtuber's video: "Sì .. VFX è così facile (tutorial Blender)" that translates about "yes, VFX is so easy! (Blender Tutorial)" I started with some Udemy courses, ...
ioVideoMaker's user avatar
0 votes
1 answer
781 views

Any way to show distance between two surfaces (meshes)?

I'm trying to reconstruct a mesh as an SDS, and, frankly, it's a pain. Is there any way to visualize the distance between two meshes? What I'd really like is something that would compute the shortest ...
Matthew's user avatar
  • 352
0 votes
1 answer
92 views

measuring the height of a space

I used Polycam to do some 3D scans of a tunnel, a while ago, and I'd like to be able to determine the height of the tunnel at various places in my scans. I can use the Measure tool to draw a line and ...
neubert's user avatar
  • 123
0 votes
2 answers
310 views

How to measure blender camera Dynamic range

I watched many youtube videos about Filmic, but in blender 3.0 it is a little bit different. Are those videos outdated or I get them wrong?? My testing is a grid and double up the light watt each grid ...
xhang98's user avatar
1 vote
1 answer
1k views

Measuring and setting exact distance between two objects

I need an exact distance of $0.045$ meters between the edges of two objects as seen here: . I can't figure out for the life of me how to: Set the measurement tool's ruler to an exact length of $0.045$...
Antonio Banderéz's user avatar
0 votes
0 answers
40 views

How do you change the point of reference measure?

So I want to measure from the corner point which is where the 3D Anchor? is? The one vertex all the way to the bottom left. I want to measure from That to the selected bottom vertex.. How do you do ...
A A's user avatar
  • 1
0 votes
1 answer
198 views

Adjusting the length of a character leg and arm

I want to know if it is possible to adust specific parts of a character by inserting measurements. For example, i want to be able to change the length and thickness of a character arm by inserting ...
Drey's user avatar
  • 1
0 votes
0 answers
74 views

Blender snapping tool

Can one snap the measurement tool to the blender grid? I have tried everything, but have had no luck. Is there a better plugin available on one of the marketplace places to use instead of the default ...
Craig Horne's user avatar
4 votes
2 answers
521 views

How can I quickly and easily measure one band in a sphere (or part of a sphere)?

I'm modeling an object to print with a 3D printer. I'm working with a UV sphere and I've removed some bands at the top and the bottom half. What matters, in terms of size, is the band at the top, the ...
Tango's user avatar
  • 511
3 votes
1 answer
352 views

Find intersection between a line and a circle

I'm a beginner in using blender. I have a circular element on top of which is a vertex. I wish to get the location of the intersection of the normal from center of the circle till the vertex with the ...
timmyp's user avatar
  • 33
0 votes
1 answer
526 views

Any suggestions on what size to make my animation characters? [closed]

What are the best sizes that an animation character's XYZ scale measurements average? I am teaching myself how to use the Blender app. By default, the XYZ scales are 1.000 but I think that's too small ...
Red Blonde Fox's user avatar
2 votes
1 answer
144 views

Measurement in edit mode

I downloaded a vehicle from a source that I forgotten. When I enter into edit mode, the face selected show a lot of measurements which made the view very messy. Please see photo 1 and photo 2. Would ...
Rayman's user avatar
  • 121
0 votes
0 answers
374 views

What is the way to undo Object -> Scale -> Apply, so I can see the actual dimensions of an object, and not (1,1,1)?

I'm working through the book Blender 3D By Example, Second Edition. The second major project is a "time machine". One set of steps is to set the scale for objects to 1,1,1. The author states ...
Russ Conte's user avatar
1 vote
0 answers
50 views

How do you mark (and measure) the intersection of two lines without adding vertices?

My issue is that I would like to mark and measure the intersection of two lines so that I can run a driver off the resulting measurement. I thought of adding a vertex, however this will cause the line ...
Anaxantax's user avatar
1 vote
0 answers
245 views

How to measure the arc of an object

I'm going to modeling a my computer's mouse But I do not know how to measure the actual size in the blender The problem is that I do not know how to measure the arc I want to finally print it on a 3D ...
macan's user avatar
  • 11
3 votes
3 answers
323 views

measure the area of a model when viewed in 2d

I want to measure the area of a model as if it was in 2d, for example if I had a 3d model of a car how could I measure the frontal area? In this measurement things like the length of the bonnet would ...
Rob's user avatar
  • 171
6 votes
2 answers
598 views

Measuring the distance between an inclined plane and another object

let's just say we have a sloping level, like a ceiling. Then we have objects, like cubes, that hang from the ceiling. I wonder if there is any simple way to see the distance between the roof and the ...
stnprkl's user avatar
  • 63
0 votes
1 answer
783 views

how to measure angles between two planes?

in this example I want to rotate the angled mesh on the left downwards at the exact opposite angle it is currently making with the flat mesh. is there a built in tool that measures what the angle is?
watolob667's user avatar
0 votes
1 answer
350 views

how to measure distance of 2 separate objects via select faces

I am struggling to find a way to measure the vertical distance between 2 faces of 2 independent objects so that I can move the target object to the correct print-bed position for printing. The measure ...
shoggananna's user avatar
2 votes
1 answer
111 views

How do you mark spots when you work with the measure tool?

Hello, So I measured this spot with the measure tool and thats exactly where I wanna set a loop cut but as soon as I choose the loopcut tool the measured line dissaperas.. Is there a way to mark those ...
George Tsiklauri's user avatar