TY - JOUR AU - Sánchez Brea, Luis Miguel AU - Torcal Milla, Francisco José AU - Salgado Remacha, Francisco Javier AU - Morlanes Calvo, Tomás AU - Jiménez Castillo, Isidoro AU - Bernabeu Martínez, Eusebio PY - 2010 DO - 10.1364/AO.49.003363 SN - 1559-128X UR - https://hdl.handle.net/20.500.14352/44286 T2 - Applied Optics AB - We present a collimation technique based on a double grating system to locate with high accuracy an emitter in the focal plane of a lens. Talbot self-images are projected onto the second grating producing moiré interferences. By means of two... LA - eng M2 - 3363 PB - The Optical Society Of America KW - Shearing Interferometer KW - Lau KW - Diffraction KW - Illumination KW - Aberration TI - Collimation method using a double grating system TY - journal article VL - 49 ER -