Lens Summary
Brand: Canon
Also Known As: Canon 20-35mm f/3.5-4.5
Lens Type: Zoom Lens
Format: Full Frame / FX
Focus: Autofocus
Lens Mount: Canon EF
Release Date: 1993-01-01
MSRP Price: $244.99
Made in: Japan
Infrared Rating: Poor
Production Status: Discontinued
Lens Description: A highly portable lens with high optical performance and a light weight of 12 oz. (340g). A very practical ultra-wide-angle zoom. The large front lens group minimizes peripheral darkening, and the flare-blocking diaphragm minimizes flare. Also, with lens group 2 being the zoom group, distortion is corrected
Canon EF 20-35mm f/3.5-4.5 USM Specifications
| Lens Specifications | |
|---|---|
| Lens Type | Zoom Lens |
| Focal Length | 20-35mm |
| Mount Type | Canon EF |
| Format | Full Frame / FX |
| Compatible Format(s) | 35mm Film / Full-Frame Digital Sensor Canon (APS-C) |
| Compatible with Teleconverters | No |
| Zoom Ratio | 1.75x |
| Maximum Reproduction Ratio | 1:7.7 |
| Image Stabilizer (Image Stabilization) | No |
| Aperture Information | |
| Aperture Ring | No |
| Maximim Aperture | f/3.5 - 4.5 |
| Minimum Aperture | f/22-27 |
| Optical Information | |
| Lens Elements | 12 |
| Lens Groups | 11 |
| Diaphragm Blades | 5 |
| Focus Information | |
| Focus | Autofocus |
| Built-in Focus Motor | Yes |
| Internal Focusing | Yes |
| Minimum Focus Distance | 0.34m |
| Distance Information | Yes |
| Filter Information | |
| Filter Size | 77mm |
| Accepts Filter Type | Screw-on |
| Physical Characteristics | |
| Weather / Dust Sealing | No |
| Mount Material | Metal |
| Dimensions | 84 x 69mm |
| Weight | 340g |
| Other Information | |
| Available in Colors | Black |
Lens Construction
MTF Chart
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