Basic Specifications
Product Description
Canon EF wide-angle zoom lens - 17 mm - 40 mm
Weight
500 g
Length
9.7 cm
Lens System
Wide-angle zoom lens
Min Focus Range
28 cm
Focus Adjustment
Automatic, manual
Focal Length
17 mm - 40 mm
Optical Zoom
2.4 x
Intended For
35mm SLR, digital SLR
Special Functions
Wide angle, zoom
Lens Construction
9 groups / 12 elements
Mounting Type
Canon EF
Lens Aperture
F/4.0
Filter Size
77 mm
Min Focus Distance
Miscellaneous
Included Accessories
Dust cap, lens cap
General
Diameter
8.4 cm
Type
Magnification
0.24
Max View Angle
104 degree(s)
Min View Angle
57.5 degree(s)
Diaphragm Blades
7
Lens Coating
Super Spectra coating
Features
UD glass, internal focusing system, Ultrasonic Motor (USM), full-time manual focusing, rear filter slot, rear focusing system, aspherical lens, internal zoom