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
| 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 Range - Wide / Long |
f/2-32 |
|
| Number of Aperture Blades |
8 |
|
| Rounded Aperture? |
|
|
| |
| Manufacturer Specification Weight |
26.5 oz |
|
| Actual Weight |
25.6 oz |
|
| Lens Hood Weight |
1.9 oz |
|
| In-Use Weight |
27.5 oz |
|
| |
| 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 |
|
| |
| 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 |
|
| |
| 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 |
|
|
| |
| 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) |
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