# Previous Headset Designs

- [Combine Reality Deck X](https://docs.projectnorthstar.org/project-north-star/mechanical/combine-reality-deck-x.md): This is the homepage for the Combine Reality Deck-X variant of Northstar.
- [Deck X Assembly Guide](https://docs.projectnorthstar.org/project-north-star/mechanical/combine-reality-deck-x/deck-x-assembly-guide.md): Below is a step by step guide to assembling your Deck X HMD, each image is annotated and captioned.
- [Deck X Bill of Materials](https://docs.projectnorthstar.org/project-north-star/mechanical/combine-reality-deck-x/deck-x-bill-of-materials.md): This page details the Bill of Materials from Smart Prototyping, it also includes the ID numbers for the 3D printed parts to make them easier to find in the GitHub repository.
- [Headgear Assembly Guide](https://docs.projectnorthstar.org/project-north-star/mechanical/headgear-assembly.md): This page was contributed by Guillermo Guillesanbri.
- [Northstar Release 3](https://docs.projectnorthstar.org/project-north-star/mechanical/release-3.md): This folder contains the mechanical assets necessary to build a Project North Star AR Headset with calibration stand.
- [Release 3 Bill of Materials](https://docs.projectnorthstar.org/project-north-star/mechanical/release-3/headset-bom.md): A list of parts, and where to buy/order them from
- [Release 3 Assembly Guide](https://docs.projectnorthstar.org/project-north-star/mechanical/release-3/headset-assembly.md)
- [Changelog](https://docs.projectnorthstar.org/project-north-star/mechanical/release-3/changelog.md): All notable Mechanical changes will be documented in this file.
- [Northstar Release 1](https://docs.projectnorthstar.org/project-north-star/mechanical/northstar-v1.md)
- [Initial Release 3D Printing Reference](https://docs.projectnorthstar.org/project-north-star/mechanical/northstar-v1/initial-release-3d-printing-reference.md): Pulled from https://leapmotion.github.io/ProjectNorthStar/3dprints.html
- [Initial Release Assembly Guide](https://docs.projectnorthstar.org/project-north-star/mechanical/northstar-v1/initial-release-assembly-guide.md): Pulled from https://leapmotion.github.io/ProjectNorthStar/mechanical.html
- [FAQ Mechanical](https://docs.projectnorthstar.org/project-north-star/mechanical/faq-mechanical.md)


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