The 2.5D viewer allows you to rotate the perspective, giving a bird's-eye-view of the vertical structure.
You’ll never look at a flat GDS the same way again.
Pro Tip: You can save this stack configuration file so you don't have to re-enter process parameters every time you open a new layout. Step 4: Render and Navigate klayout 25d view
(ACM, 2024) discusses using KLayout for DRC and LVS checks, which are the foundational technologies the 2.5D view relies on for generating scripts. API Reference
The visual clarity of the 2.5D view is directly linked to your existing layer properties. KLayout intelligently maps the colors and styles you've set in your layer list to the extruded shapes in the 2.5D window. Step 4: Render and Navigate (ACM, 2024) discusses
It is much easier to see if a via is "floating" or if a metal layer is missing its underlying insulation in a 2.5D space than by looking at overlapping flat colors.
This is the core function for creating individual layers. It takes a layer and extrudes it with a set of options. For a full technical breakdown, refer to the official documentation. It is much easier to see if a
For 95% of layout verification tasks, the 2.5D view provides exactly what engineers need: a fast, lightweight, and intuitive look at layer overlap and vertical connectivity. Key Benefits of Using 2.5D Visualization 1. Verification of Vias and Contacts
Unlike true 3D tools, KLayout does not automatically know how tall a metal1 trace should be. You must assign a to each layer:
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Modern process nodes use stacked vias to connect lower metals to global routing layers. A single missing via or a slight mask shift can cause an open circuit. By rotating the 25D view to a sharp side angle, you can trace a signal path from Metal 1 up to the top pad layer to ensure continuity. 2. MEMS Design Visualization