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3d Scanning Guide: Photogrammetry

Overview

Photogrammetry is the name for the process whereby photos are aligned and computed into a 3d scan.

The main advantage to photogrammetry is its ability to capture color data.

Not all objects are good candidates for photogrammetry. In order to create a 3d model, our software find key points in each photo and aligns each photo based on those points. These key points are based on color. Objects with large areas of a single color will not scan. Transparent objects will not scan.

 

The library has two photogrammetry setups.

35 Camera Rig -

A large sphere composed of 35 cameras. All 35 cameras will take a photo at once. This makes the rig especially useful for things that cannot hold still, i.e. people. It's largest capacity is a human head.  Unfortunately, due to multiple reasons, the rig is unable to capture hair. It is recommended that you wear a swim cap. The library has these available for your use.

Single Camera and Turntable - 

The Library also has a setup of a single camera connected to a turntable. The main advantage to this setup is that it has polarization capabilities, allowing you to scan and retain shiny objects. This setup is more technical and has more post-processing steps. The largest capacity for this setup is about a 1' cube.

35 Camera Rig Instruction Video

When you come in to use the 35 camera photogrammetry rig, we will have you watch this instruction video:

Single Camera and Turntable Instruction VIdeo

When you come in to use the single camera and turntable setup, we will have you watch this instruction video:

Find us in the Library

Desk Hours:

Monday-Thursday: 8am - 9pm

Friday: 8am - 6pm

Saturday: 10am - 6pm

(Closed Tuesday from 10:45-12:00 for University Devotional)

(Closed Thursday from 10:45-12:00 for Makerspace Team Meeting)


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