Lenses

Lenses

A lens is an optical device which is capable of transmitting and refracting light.

Industry: Photography

Add a new term

Contributors in Lenses

Become a Contributors

Lenses

Lens hood

Photography; Lenses

A device that shades the lens, preventing flaring and ghosting and improving contrast. Hoods also protect the lens from physical shocks.

Lens mount flange

Photography; Lenses

The surface on which the lens is mounted. The distance between the mounting flange and the focal plane is the flange back distance (FBD).

Lens ring

Photography; Lenses

A ring that attaches to the end of the lens.

Lens mount

Photography; Lenses

In cameras with interchangeable lenses, the part of the camera to which the lens attaches.

A type of vibration reduction in which gyroscopes stabilise the light axis by moving the lens in to cancel out the effects of camera movement, minimising the movement of light over the film or image ...

Lens-release button

Photography; Lenses

A button that allows the user to detach the lens.

Achromat

Photography; Lenses

A lens system that has been designed to reduce chromatic aberration. A photographic lens system is usually corrected to provide the same focal length for the red and blue wavelengths.