For home setups, diffusion techniques can refer to either essential oil dispersion or light modification in photography and videography. Essential oil diffusion methods include reed diffusers, which absorb and release fragrance through reeds, and ultrasonic diffusers, which use water and ultrasonic waves to create a fine mist. Nebulizing diffusers atomize essential oils for a stronger scent. These methods are easy to set up and maintain, making them suitable for home use. Regular cleaning is necessary to prevent bacterial growth.

In photography and videography, diffusion techniques involve controlling light to achieve desired effects. Softboxes provide controlled, directional soft light and are relatively affordable. Umbrellas, both shoot-through and reflective, offer versatility in light spread. DIY options, such as using white sheets or shower curtains, can create large, soft light panels. For smaller lights, diffusers like softboxes, domes, and gels can be attached directly to the light source. The choice of technique depends on the desired effect and budget.