using YSL Photonics supercontinuum source(supercontinuum laser, white light source, white light laser)
Paper Details:
Correction of phase-shifting error in wavelength scanning digital holographic microscopy
Xiaolei Zhang et al 2018 Meas. Sci. Technol. 29 055002
http://iopscience.iop.org/article/10.1088/1361-6501/aaa8c1/meta