Overview

The fastest 135mm telephoto lens in its class. Ideal for indoor sports and portraits with background blur. Two UD-glass elements correct secondary spectrum for outstanding sharpness and color. Compatible with Extender EF 1.4x II and 2x II.

Sample Image

MTF Chart

Thông số kỹ thuật

Specifications	Canon EF 135mm f/2.0 L USM Lens
Focal Length Range	135mm
APS-C Sensor DSLRs Only?	N
Lenses / Groups	10/8
Angle of View: Diagonal	18°
Angle of View: Horizontal	15°
Angle of View: Vertical	10°
Aperture
Aperture Range - Wide / Long	f/2-32
Number of Aperture Blades	8
Rounded Aperture?
Weight
Manufacturer Specification Weight	26.5 oz
Actual Weight	25.6 oz
Lens Hood Weight	1.9 oz
In-Use Weight	27.5 oz
Size
Manufacturer Spec Size (DxL)	3.27 x 4.41”
Measured Size (DxL)	3.25 x 4.7”
Max Length at Full Extension	4.7”
Internal Zoom? / Extends with Zoom?
Internal Focusing? / Extends with Focusing?	Y / N
Lens Hood Size (DxL)	3.92 x 3.04”
Lens Length with Hood (Min / Max)	7.53 / 7.53”
Size of Rings - Zoom / Focus	/ 1.7”
Filter Size	72mm
Front Element (Filter Mount) Rotates	N
Focus
AF Motor Type	Ring USM
Full Time Manual Focus	Y
Focus Limiter? / Focus Limiter Ranges
Distance Info Provided to Camera?	Y
Distance Scale? / Type	Y / Window
Close Focus
Specified Min Focus Distance	35.4”
Tested Min Focus Distance (Wide / Long)	34.06”
Maximum Magnification (MM)	.19x
MM with 12mm Extension Tube	0.29-0.09x
MM with 25mm Extension Tube	0.41-0.2x
MM with 250D Closeup Lens
MM with 500D Closeup Lens
Features
Tripod Ring Included? / Removable?	N
Zoom Ring Lock Switch?	N
Lens Hood Model / Included?	ET-78II / Y
Weather Sealed? / Filter Required?	N
Image Stabilization? / Stops? / Tripod Sensing?	N
Metal Mount?	Y
Extender Compatible?	Y
Case Included? / Type?	Y / LP1219
47.25" x 31.5" Subject Framing Distance	135mm = 15.42' 189mm = 20.82' (w/ 1.4x) 270mm = 30.17' (w/ 2.0x)