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Black cylindrical Canon EF 50mm f/1.2L USM lens with red L-series ring and 72mm filter thread

Canon

Canon EF 50mm f/1.2L USM camcorder lens

SKU CH-1HMP-SDJ4B

A weather-sealed 50mm f/1.2 prime with an aspherical element, Super Spectra coating, ring-type USM and 72mm filter thread for shallow depth-of-field control

  • TypeLenses Accessories
  • Bright f/1.2 aperture isolates subjects with shallow depth of field
  • Aspherical element suppresses spherical aberrations for sharp images
  • Super Spectra coating reduces flare and ghosting in varied light
  • Ring-type USM delivers quick quiet autofocus with full-time manual override
  • Weather-sealed construction protects against dust and moisture

Canon EF 50mm f/1.2L USM — Bright Prime

This Canon EF-mount prime lens covers the full-frame format with a fixed 50mm focal length and a maximum aperture of f/1.2. It is built for photographers who need shallow depth of field and strong low-light performance in a weather-sealed L-series body. The ring-type ultrasonic motor provides quick, quiet autofocus with full-time manual override.

Aperture Range f/1.2 to f/16 — Depth Control

At f/1.2 the lens delivers very thin depth of field for subject isolation and works in dim conditions without raising ISO. Stopping down toward f/16 increases depth of field for landscape or group work, though diffraction gradually reduces peak sharpness at the smallest settings. The closest focusing distance is 0.45m (1.48 ft), which limits close-up magnification.

72mm Filter Thread — Compatibility Decider

The front filter thread measures 72mm, so circular polarisers, ND filters and protective glass must match that diameter. Buyers using smaller or larger filter systems will need step-up or step-down rings, adding cost and potential vignetting. The lens does not zoom, so the thread size never changes during use.

Highlights

  • Bright f/1.2 aperture isolates subjects with shallow depth of field
  • Aspherical element suppresses spherical aberrations for sharp images
  • Super Spectra coating reduces flare and ghosting in varied light
  • Ring-type USM delivers quick quiet autofocus with full-time manual override
  • Weather-sealed construction protects against dust and moisture

Specifications

BrandCanon
Model1257B002
TypeLenses Accessories

Questions about this item

Will the 50mm f/1.2 L lens autofocus on an older EOS film body that I still use?

The ring-type USM motor drives autofocus on any Canon EF-mount camera, including earlier film models, and full-time manual focus is always available by turning the focus ring.

How can I confirm the lens is performing at its f/1.2 maximum aperture after mounting it?

Set the camera to aperture-priority mode, select f/1.2, and verify the viewfinder or LCD displays that value; the depth-of-field preview button will stop the rounded 8-blade diaphragm down to show the effect.

Does the box include a 72mm protective filter or must I buy one separately?

The lens ships with front and rear caps and a lens hood; a 72mm filter is not included and must be purchased separately.

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