Lenses

Lenses

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

Industry: Photography

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Lenses

F/5.6

Photography; Lenses

Lens aperture measurement, meaning a very small aperture size (or light-gathering area). Slow shutter speed is required, but the depth of field is generally wide.

Zoom lens

Photography; Lenses

A lens which enables the varying of the focal length (within a pre-defined range) to achiceve a variety of compositions and perspectives.

Aperture

Photography; Lenses

The amount that the lens can open up or close down to let in more or less light.

F/1.0

Photography; Lenses

Lens aperture measurement, meaning extremely wide aperture or light-gathering area. This requires fast shutter speed, and the depth of field is generally narrower.

F/1.4

Photography; Lenses

Lens aperture measurement, meaning relatively wide aperture or light-gathering area. This requires quite fast shutter speed, and a generally narrow depth of field.

F/2.0

Photography; Lenses

Lens aperture measurement, meaning an average aperture size (or light-gathering area).

F/2.8

Photography; Lenses

Lens aperture measurement, meaning a fairly small aperture size (or light-gathering area). Slow shutter speed is required, but the depth of field is generally wide.