This is part of the CFOP (Cross, First 2 Layers, Orientation, Permutation) method. 2-Look OLL (Orientation of the Last Layer) solves the top color of the last layer in 2 steps, then 2-Look PLL is used to solve the cube.

CaseAlgorithm
F R U R’ U’ F’ f R U R’ U’ f’
F R U R’ U’ F’
f R U R’ U’ f’
R U2 R’ U’ R U’ R’
R U R’ U R U’ R’ U R U2 R’
F R’ F’ r U R U’ r’
R U2 R2 U’ R2 U’ R2 U2 R
R U R’ U R U2 R’
r U R’ U’ r’ F R F’
R2 D R’ U2 R D’ R’ U2 R’

Source: J Perm: 2-Look OLL