# Fisher

> RepRap 3D printer

**Wikidata**: [Q53942757](https://www.wikidata.org/wiki/Q53942757)  
**Source**: https://4ort.xyz/entity/fisher-q53942757

## Summary
Fisher is a model of RepRap 3D printer classified as a specific printer model within the broader category of additive manufacturing machines. It is a distinct entity within the RepRap project and is documented as being named after the statistician Ronald Fisher.

## Key Facts
- **Entity Type:** Fisher is an instance of a "printer model" and a subclass of "3D printer."
- **Parent Project:** It is a part of the RepRap Project, an open-source initiative to create self-replicating 3D printers.
- **Namesake:** The machine is named after Ronald Fisher.
- **Licensing:** The hardware or software associated with Fisher is licensed under the GNU General Public License.
- **Copyright Status:** Despite its open-source license, the model is designated as having a "copyrighted" status.
- **Documentation:** The entity is described and documented at `http://reprap.org/wiki/Fisher`.
- **Classification Context:** Fisher is listed among other notable RepRap models such as Huxley, Kossel, Wolfy, and RepRap Morgan.

## FAQs
### Q: What is the Fisher 3D printer?
A: The Fisher is a model of 3D printer that belongs to the RepRap project lineage. It functions as a computer peripheral utilizing additive manufacturing to create tridimensional objects.

### Q: Who or what is the Fisher printer named after?
A: The Fisher printer model is named after Ronald Fisher.

### Q: What licensing applies to the Fisher printer?
A: The Fisher operates under the GNU General Public License, although the work itself retains a copyrighted status.

### Q: How does the Fisher relate to the broader category of 3D printers?
A: Fisher is a specific instance of a printer model and a subclass of the general "3D printer" class, which encompasses machines that build physical items layer by layer.

## Why It Matters
The Fisher represents a specific iteration within the diverse ecosystem of the RepRap project, a movement critical to the democratization of manufacturing technology. By existing as an open-source model licensed under the GNU General Public License, it contributes to the collective knowledge base of self-replicating rapid prototyping machines. Its inclusion in the RepRap family highlights the project's expansion beyond early models like the Darwin and Mendel, offering different configurations and designs for users engaging in production engineering and digital fabrication. The Fisher exemplifies the modularity and evolutionary nature of open-source hardware, where distinct models like the Huxley, Kossel, and Fisher itself explore different mechanical approaches to additive manufacturing.

## Notable For
- **Open-Source Lineage:** Being a recognized model within the RepRap project, distinct from the initial "Darwin" prototype.
- **Naming Convention:** Distinguished by being named after Ronald Fisher, unlike models named after biological concepts (e.g., Mendel) or developers (e.g., Prusa).
- **GPL Licensing:** Utilizing the GNU General Public License, supporting the free distribution and modification of the design.
- **Documentation:** Being formally cataloged and described on the official RepRap wiki.

## Body
### Classification and Definition
Fisher is defined as a "printer model" and functions as a subclass of the general "3D printer" category. As a 3D printer, it operates as a machine and computer peripheral that employs additive manufacturing to construct tridimensional objects. It builds physical items layer by layer based on digital designs, placing it firmly within the domain of production engineering tools.

### RepRap Project Context
Fisher is explicitly identified as a component of the RepRap Project. This project is renowned for creating self-replicating 3D printers and has spawned a wide variety of models. Fisher is categorized alongside other "Other RepRap Models" such as:
- Huxley
- Kossel
- Wolfy
- RepRap Morgan

While distinct from the inaugural "Darwin" model or the widely adopted "Mendel" and "Prusa" series, the Fisher contributes to the taxonomy of open-source printers managed under this initiative.

### Naming and Attribution
A specific attribute of the Fisher model is its namesake. According to structured data sources, the entity is named after **Ronald Fisher**. This aligns with the RepRap tradition of naming printer models after famous biologists or statisticians, reflecting the project's conceptual roots in evolution and biological systems.

### Licensing and Rights
The intellectual property framework for the Fisher is defined by the **GNU General Public License**. This licensing ensures that the design remains free and open for users to study, modify, and distribute. Despite this open license, the copyright status of the Fisher is explicitly noted as "copyrighted," indicating that while usage rights are permissive, legal ownership of the work is retained.

### External Identifiers
The Fisher model is formally referenced through its description URL at `http://reprap.org/wiki/Fisher`. It is also linked to Wikidata, where it is described simply as a "RepRap 3D printer."

## References

1. [Source](http://reprap.org/wiki/Fisher)