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Pros Pros
  • Quiet, fast, and smooth STM autofocus
  • Improved build quality featuring a metal mount
  • Excellent sharpness and optical performance for the price
  • Compact, lightweight, and versatile handling
  • Attractive bokeh with seven rounded aperture blades
Cons Cons
  • Strong vignetting and corner softness at wide apertures
  • Autofocus is not silent and can be slow
  • Bokeh quality can appear busy or smeared
  • Lack of weather sealing and basic construction
  • No included lens hood and non-standard filter size

Launch price Launch price $129.99
Focal length & aperture Focal length & aperture 50mm f/1.8
Mount & coverage Mount & coverage Canon EF · Full-Frame
Stabilization Stabilization None
Close focus Close focus 35 cm (0.21x)
Filter thread Filter thread 49mm
Autofocus motor Autofocus motor STM
Weight & size Weight & size 160g (5.6 oz) · 69.2 x 39.2 mm (2.72 x 1.54 in)

Announcement date Announcement date May 11, 2015
Launch MSRP Launch MSRP $129.99
Lens mount Lens mount Canon EF
Image circle coverage Image circle coverage Full-Frame
Lens type Lens type Prime

Elements Elements 6
Groups Groups 5

Focal length (wide) Focal length (wide) 50mm
Max aperture Max aperture f/1.8
Minimum aperture Minimum aperture f/22
Diaphragm blades Diaphragm blades 7

Diagonal angle of view Diagonal angle of view 46°

Autofocus motor Autofocus motor STM
Minimum focus distance Minimum focus distance 35 cm
Maximum magnification Maximum magnification 0.21x
Focus mechanism Focus mechanism Extending barrel

Optical stabilization (OIS) Optical stabilization (OIS) No

Aperture ring Aperture ring No
AF/MF switch AF/MF switch Yes

Weight Weight 160g (5.6 oz)
Maximum diameter Maximum diameter 69.2mm (2.72 in)
Length Length 39.2mm (1.54 in)
Filter thread Filter thread 49mm
Weather sealing Weather sealing None
Tripod collar Tripod collar Not supported

Lens hood Lens hood ES-68, optional
Teleconverter compatibility Teleconverter compatibility Not supported