[1]
Escay, J.J.D. and Asis, J.P.R. 2008. A system for determining angular tilt of a CCD and/or CMOS image sensor by image Fourier transform analysis. Proceedings of the Samahang Pisika ng Pilipinas, 26(1), SPP-2008-2D-04. URL: https://proceedings.spp-online.org/article/view/SPP-2008-2D-04.