fast lens
Wide aperture glass
A fast lens in photography has a wide maximum aperture, allowing more light to reach the sensor or film.
This enables shooting in low light without flash and achieving shallow depth of field.
The "fast" refers to the ability to use faster shutter speeds: She switched to a fast lens for the dimly lit reception.
Fast lenses typically have maximum apertures of f/2.8 or wider.
- apertureAdjustable optical inlet
- bokehAesthetic quality of defocus
- shallowWithout much depth
- depthDistance below surface
- blurLack of sharpness
low-light · available light · portrait · prime · glass · sharp · bright · wide-open · creamy · dreamy · speed · exposure · nighttime · 35mm · full frame · 50mm · manual · focus