Canon EF 28-70mm f/2.8 L USM Lens Specifications and Measurements

Canon EF 28-70mm f/2.8 L USM Lens Review

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Specifications	Canon EF 28-70mm f/2.8 L USM Lens
Focal Length Range	28-70mm
APS-C Sensor DSLRs Only?	N
Lenses / Groups	16/11
Angle of View: Diagonal
Angle of View: Horizontal
Angle of View: Vertical

Aperture
Aperture Range - Wide / Long	f/2.8-22
Number of Aperture Blades	8
Rounded Aperture?

Weight
Manufacturer Specification Weight	31.1 oz
Actual Weight	29.3 oz
Lens Hood Weight	1.6 oz
In-Use Weight	30.9 oz

Size
Manufacturer Spec Size (DxL)	3.28 x 4.63”
Measured Size (DxL)	3.35 x 4.91”
Max Length at Full Extension	5.8”
Internal Zoom? / Extends with Zoom?	N / Y
Zoom Extension Length	0.87”
Internal Focusing? / Extends with Focusing?	Y / N
Lens Hood Size (DxL)	4.12 x 3.28”
Lens Length with Hood (Min / Max)	7.37 / 7.37”
Size of Rings - Zoom / Focus	0.92” / 0.81”
Filter Size	77mm
Front Element (Filter Mount) Rotates	N

Focus
AF Motor Type	Ring USM
Full Time Manual Focus	Y
Focus Ring Rotation	150°
Focus Limiter? / Focus Limiter Ranges	N
Distance Info Provided to Camera?	Y
Distance Scale? / Type	Y / Window

Close Focus
Specified Min Focus Distance	19.7”
Tested Min Focus Distance (Wide / Long)	19.06” / 18.39”
Maximum Magnification (MM)	0.18x
MM with 12mm Extension Tube
MM with 25mm Extension Tube
MM with 250D Closeup Lens
MM with 500D Closeup Lens

Features
Zoom Ring Rotation	55°
Tripod Ring Included? / Removable?	N
Zoom Ring Lock Switch?	N
Lens Hood Included / Model?	Y / EW-83BII
Weather Sealed? / Filter Required?	N
Image Stabilization? / Stops? / Tripod Sensing?	N
Metal Mount?	Y
Extender Compatible?	N
Case Included? / Type?	Y /
47.25" x 31.5" Subject Framing Distance	28mm = 3.63' 35mm = 4.31' 50mm = 6.09' 70mm = 8.05'

History
Year Introduced	1993
Year Discontinued	2002