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TrackPractical 3D Modeling Workflows
Numeric Dimensions
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Practical 3D Modeling Workflows

Course Progress0/12

Precision Modeling

Numeric DimensionsObject AlignmentPrecision Building

Boolean Modeling

Boolean OperationsUnion ExamplesSubtract for HolesBoolean Practice

Reusability

Duplication TechniquesMirroring Objects

Exporting Models

Export FormatsExport Your Model

Course Project

Project: Printable Phone Stand

Practical 3D Modeling Workflows

Course Progress0/12

Precision Modeling

Numeric DimensionsObject AlignmentPrecision Building

Boolean Modeling

Boolean OperationsUnion ExamplesSubtract for HolesBoolean Practice

Reusability

Duplication TechniquesMirroring Objects

Exporting Models

Export FormatsExport Your Model

Course Project

Project: Printable Phone Stand

Numeric Dimensions

Numeric Dimensions
Precise control over object sizes

For precise work, you need exact control over dimensions.

Why Precision Matters

In real-world applications:

  • 3D printing requires accurate dimensions

  • Architecture needs exact measurements

  • Product design demands precision


Eyeballing isn't enough!

Using the Properties Panel

The Properties panel shows exact values for:

  • Position: X, Y, Z coordinates

  • Rotation: Degrees on each axis

  • Scale: Size multipliers


Entering Exact Values

  1. Select an object
  2. Click in a number field
  3. Type your value
  4. Press Enter to apply

Thinking in Units

Our editor uses generic units. Interpret them as:

  • Meters for architectural scale

  • Centimeters for furniture

  • Millimeters for small objects/3D printing


Example: A Table

If 1 unit = 1 centimeter:

  • Table top: 120 x 2 x 60 (W x H x D)

  • Table legs: 5 x 70 x 5 each


Tips for Precision

  1. Plan dimensions first - sketch on paper
  2. Use consistent units - don't mix scales
  3. Round to nice numbers - easier to remember
  4. Check from orthographic view - top/front/side

Keyboard Tricks

  • Tab to move between X, Y, Z fields
  • Enter to confirm value
  • Escape to cancel edit