Canon EF 20mm f/2.8 USM

Canon EF 20mm f/2.8 USM

Lens Summary

Brand: Canon

Also Known As: Canon 20mm f/2.8

Lens Type: Prime Lens

Format: Full Frame / FX

Focus: Autofocus

Lens Mount: Canon EF

Release Date: 1992-01-01

MSRP Price: $489

Made in: Japan

Infrared Rating: Poor

Production Status: In Production

Lens Description: Ultra-wide-angle lens for serious applications. Easy to hold and carry at 14.3 oz. (405g). Floating rear focusing system. Sharp images are obtained at all subject distances

Canon EF 20mm f/2.8 USM Specifications

Lens Specifications
Lens TypePrime Lens
Focal Length20mm
Mount TypeCanon EF
FormatFull Frame / FX
Compatible Format(s)35mm Film / Full-Frame Digital Sensor Canon (APS-C)
Compatible with TeleconvertersNo
Maximum Reproduction Ratio1:7.1
Image Stabilizer (Image Stabilization)No
Aperture Information
Aperture RingNo
Maximim Aperturef/2.8
Minimum Aperturef/22
Maximum Angle of View (Full frame or larger format)94º
Minimum Angle of View (Full frame or larger format)62º vertical, 84º horizontal.
Optical Information
Lens Elements11
Lens Groups9
Diaphragm Blades6
Extra-Low Dispersion Glass Elements11 spherical elements
Focus Information
Built-in Focus MotorYes
UltraSonic Motor (USM)Yes
Rear FocusingYes
Minimum Focus Distance0.25m
Distance InformationYes
Filter Information
Filter Size72mm
Accepts Filter TypeScrew-on
Physical Characteristics
Weather / Dust SealingNo
Mount MaterialMetal
Dimensions78 x 71mm
Other Information
Available in ColorsBlack

Lens Construction


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