Odamiry ring lightA ring light is a circular light that fits around a camera’s lens or is large enough to shoot through it.

A ring light provides illumination with little shadow because the origin of the light is very close to the optical axis of the lens. It is commonly described as the glamour or beauty light. Selfie Ring Light

The ring lights main purpose is to cast an even light onto the subject. This reduces shadows in the face and minimizes blemishes, while illuminating the eyes. This is why ring lights are commonly used in portraits, glamour shots, or even videography capturing only one subject.
The main function of the ring light is to lessen shadow and diffuse light evenly on the subject. Because of its ability to distribute light so evenly, it is great for close-up shots, whether photography or video.

Emphasize Detail
Ring lights emphasize detail and hide shadows simply by their inherent circular design. The soft light hides wrinkles and blemishes making it perfect for portraits and even make-up tutorials. Ring Light Mirror

Video Shoots
For the same reason as above, capturing such balanced light produces a halo around the subject, and illuminates features bringing a professional-level and cinematic look to the shot. YouTubers often use ring lights because they’re inexpensive and can enhance their facial features throughout the entire video.

Macro Photography
Get up close and personal with the ring light for macro work. Use a lens ring light to capture a more front focused light.

Color Effects
The white bulbs inside of a Camera Ring Light
can be switched out for various color bulbs in order to generate different effects. Mess around with this. This is especially useful for cinematography.