Floating focusing mechanism assenting sharp rendition at very close distances
Magnification ratio of 0.5x (half of real life)
Fixed focal length of 50mm
9 lens elements arranged in 8 groups
Filter thread specification of 52mm
EF 50mm f/2.5 Compact Macro
This lens is ideally suitable for those who want to get started into macro photography with a built-in option to create 1:2 (half-size) magnification. With the Life Size Converter EF the lens a 1:1 magnification (life-size) is possible. The lens has a focal length of 50mm.
A superior-performance lens offering excellent optics and focusing from infinity down to one-half life size (0.5x). Its nine-element design features a floating optical system, which ensures top-notch performance even at close focusing distances. Light and compact, it functions beautifully as a general-purpose normal lens. The optional accessory Life Size Converter EF enables focusing down to life size (1:1), and actually increases working distance - very desireable in close-up shooting.
Focal Length & Maximum Aperture
9 elements in 8 groups
Diagonal Angle of View
Front group linear extension system with AFD
Closest Focusing Distance
0.23m / 0.8 ft. (film plane to subject)
Max. Diameter x Length, Weight
2.7" x 2.5", 9.9 oz. / 67.6 x 63.0mm, 280g