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Canon EF-S 17-55 f2.8 IS – Lens Specifications
By admin | May 24, 2007
This great mid-range zoom lens is created specifically for digital SLR cameras with Cannon’s APS-C sensor, such as the 20D, 30D, and Rebel XTi.
Listed below are some of the specifications for this lens provided by Canon:
Canon EF-S 17-55 f2.8 USM
| Focal Length |
17-55mm |
| Apparent Focal Length on APS-C Camera |
27-88mm |
| Lens Construction (Groups/Elements) |
12/19 |
| No. of Diaphragm Blades |
7 |
| Minimum Aperture (f) |
22 |
| Closest Focusing Distance (ft./m) |
1.15 / 0.34 |
| Maximum Magnification (x) |
.17 |
| Filter Diameter (mm) |
77 |
| Weight (g) |
645 |
| Max. Diameter/Length (in./mm) |
3.3/83.5 x 4.4/110.6 |
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