Canon EF 50mm f/1.8 vs Canon EF 85mm f/1.4L IS USM

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EF 50mm f/1.8 compared with EF 85mm f/1.4L IS USM

	CanonEF 50mm f/1.8	CanonEF 85mm f/1.4L IS USM
Overview
Released
Released	March 1987	November 2017
Optics
Lens type
Lens type	Prime	Prime
Focal length
Focal length	50 mm	85 mm
Maximum aperture
Maximum aperture	f/1.8	f/1.4
Minimum aperture
Minimum aperture	f/22	f/22
Optical construction
Optical construction	Six elements in five groups	Fourteen elements in ten groups
Special elements
Special elements	–	High-precision glass-moulded aspherical lens according to Canon
Coatings
Coatings	–	Air Sphere Coating (ASC) according to Canon
Diaphragm
Diaphragm	Five blades	Nine blades with a circular aperture
Angle of view
Angle of view	–	28°30′ diagonal, 24° horizontal and 16° vertical
Mount and compatibility
Mounts
Mounts	Canon EF	Canon EF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon EF lens for full-frame and APS-C cameras (Bob Atkins Photography)	Canon EF cameras with full-frame or APS-C sensors
Teleconverter support
Teleconverter support	–	Not compatible with Canon extenders according to Canon UK's specification sheet
Adaptor support
Adaptor support	–	Canon UK confirms EOS M compatibility using the EF-EOS M Mount Adapter
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.45 m	0.85 m
Maximum magnification
Maximum magnification	0.15×	0.12×
Optical stabilisation
Optical stabilisation	–	Yes
Autofocus detail
Autofocus detail	Micromotor autofocus	Ring USM with full-time manual override according to Canon UK
Focus distance detail
Focus distance detail	–	Internal focusing according to ePHOTOzine
Magnification detail
Magnification detail	–	Canon UK specifies 0.15–0.26× with EF12 II and 0.33–0.43× with EF25 II extension tubes
Stabilisation detail
Stabilisation detail	–	Four-stop optical stabilisation, tested at 85 mm with EOS-1D X Mark II to CIPA standards according to Canon
Design
Dust and moisture resistant
Dust and moisture resistant	–	Yes
Filter diameter
Filter diameter	52 mm	77 mm
Maximum diameter
Maximum diameter	67.4 mm	88.6 mm
Length
Length	42.5 mm	105.4 mm
Weight
Weight	190 g (better)	950 g
Controls
Controls	Focusing-distance window and separate manual-focus ring; metal lens mount and infrared focus index (Bob Atkins Photography)	AF/MF and stabiliser on/off switches, manual focus ring, distance window and depth-of-field markings
Weather resistance
Weather resistance	–	Dust and moisture resistance according to Canon UK
Dimensions detail
Dimensions detail	67.4 mm maximum diameter × 42.5 mm length	88.6 mm maximum diameter × 105.4 mm length; approximately 950 g according to Canon
Lens hood
Lens hood	–	Supplied ET-83E hood according to Canon UK
In the box
In the box	–	Lens, ET-83E hood, E-77II front cap, Lens Dust Cap E, LP1219 pouch and user manual according to Canon UK
Release detail
Release detail	Released alongside the EOS 650 in March 1987, confirmed by Canon's retrospective EOS anniversary release	Canon Camera Museum records November 2017 marketing; a first-sale day is not given