Dispersion Wedge, FemtoOptics, 20 x 50 mm, 0.5 mm thick, N-BK7, AR Coated

The 25RB12-01UF.AR2 is an ultrathin AR coated N-BK7 wedge made specifically to fine tune dispersion compensation in an ultrafast optical system. The wedge is 20 x 50 mm in size with a minimum thickness of 0.5 mm and a wedge angle of 8^◦. The transmitted wavefront error is λ/6 and scratch dig of 10-5.  Special care should be taken when mounting this delicate optic.  A mounted version of this optic is sold under part number 25RB12-01UF.AR2-M.