Sigma 24mm f/1.8

Focusing distance: 18cm / 7.1in
Magnification: 0.37x
Filter size: 77mm
Lens size: ø83.6mm x 87.9mm / ø32.9in x 34.6in
Weight: 520g / 18.3oz
Construction: 10 elements in 9 groups
Accessories: Hood, Case