What is an off-plane flash?

Refers to the flash, not the flash on the camera, but the off-board flash or the modeling light.

Flash: it can emit strong light in a short time and is a photographic accessory for photographic sensitivity. It is mostly used for instantaneous lighting in dark places, and it is also used for local lighting of the subject in bright places. Compact appearance, safe use, convenient carrying and stable performance.

Flashlights can be roughly divided into three categories, and their functions and performances are different according to different types.

1, built-in flash, using the built-in flash will cause a lot of power consumption of the camera, and the built-in flash does not support various advanced functions of the flash.

2, external flash, external flash is generally located at the top of the camera fuselage, some high-end external flash also provides a variety of advanced functions.

3, handle flash, handle flash is often used in photo studios, photo studios, wedding photography studios and other professional places.