Form factor
# Form factor

Form factor or form-factor may refer to:

## Manufacturing

* Form factor (design), an aspect of design which defines and prescribes the size, shape, and other physical specifications of hardware components, particularly in electronics and electronic packaging
   * Form factor (mobile phones)
   * Computer form factor, the specifications of computer motherboards
   * Hard disk drive form factor
* FormFactor (company), a semiconductor test and measurement company, acquired Cascade Microtech in 2016

## Scattering theory

* Form factor (quantum field theory), a semi-empirical formula used in effective quantum field theories
* Atomic form factor, or atomic scattering factor, a measure of the amplitude of a wave scattered from an isolated atom
* Electric form factor, the Fourier transform of electric charge distribution in space
* Magnetic form factor, the Fourier transform of an electric current distribution in space

## Other sciences

* Form factor (electronics), characterizing the functional form of oscillating signals
* Form factor (radiative transfer) or view factor, the proportion of energy transmitted by that object which can be transferred to another object
* Form factor in timber metrics, referring to tree shape
