What is the primary purpose of adjusting focus in videography?

Adjusting focus is primarily about ensuring that the image captured in the video is clear and sharp. In videography, maintaining clarity is crucial because it affects how the audience perceives the subject of the video. A well-focused shot allows the viewer to engage with the content more effectively as it highlights important details and prevents distraction caused by a blurry image.

While exposure, lens selection, and frame rate are important elements of videography, they serve different purposes. For instance, exposure deals with the amount of light hitting the camera sensor, which influences the brightness of the image. Lens choice relates to the focal length and perspective, affecting how the scene is framed. Frame rate dictates how many frames per second are captured, impacting motion portrayal. However, none of these elements can substitute for the clarity of the image, which is why focus adjustment is fundamentally about achieving a clear representation of the visual content.