Features

Focal length and maximum aperture: 50 mm 1:2.5
Lens construction: 9 elements in 8 groups
Diagonal angle of view: 46°
Focus adjustment: Front group linear extension system with AFD
Closest focusing distance: 0.23m / 0.8ft
Filter size: 52mm

Light and compact, it functions beautifully as a general-purpose normal lens

The Canon 50mm macro includes:
Front and Rear Lens Caps and User Manual