> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Import Thick Lattice Graph

## About this Block

**What it does:**  The Import Thick Lattice block imports a lattice file in the Lattice Graph Interchange Module (LTCX) and 3MF (3MF) format from an external location.

**Common uses:**

* Custom Unit Cells

**Tips:**

* For information on all import/export file types: ([https://support.ntopology.com/hc/articles/360048249514](https://support.ntopology.com/hc/articles/360048249514))

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Import Thick Lattice Graph file from an external location.

### Inputs

| Name | Type                                               | Description                              |
| ---- | -------------------------------------------------- | ---------------------------------------- |
| Path | [Path](../../../../block-documentation/types/path) | System path of Thick Lattice Graph file. |

### Outputs

| Type                                                             |
| ---------------------------------------------------------------- |
| [Thick Graph](../../../../block-documentation/types/thick-graph) |