Identification
The front name plate around the front lens element will contain the lens model "CANON ZOOM LENS EF-S 18-135mm 1:3.5-5.6 IS". Check to make sure it is Not the STM or USM versions of the lens.
Technical Specifications
General:
- Focal Length: 18-135 mm
- Maximum Aperture: f/3.5-5.6
- Minimum Aperture: f/22-36
- Closest Focusing Distance: 0.45 m (1.5 ft)
- Maximum Magnification: 0.21 x (at 135 mm)
Construction:
- Lens Groups: 12
- Lens Elements: 16
- No. of Diaphragm Blades: 6 (circular aperture)
Physical:
- Lens Mount Type: Canon EF
- Filter Diameter: 67 mm
- Maximum Diameter x Length: 75.4 x 101 mm (3.0 x 4.0 in)
- Weight: 455 g (16.0 oz)
Accessories:
- Lens Cap: E-67 II
- Lens Hood: EW-73B (sold separately)
- Case: LP1116 (sold separately)
Source: Canon Camera Museum